greater than 2 - ionic. 4 g of CuO, which is the limiting reagent?How many grams of N 2 will be formed?. Co-ordination bond 2. The copper oxide does not fit this model. Let us take the example of the chlorides of the alkaline earth metals. Every compound has both a name and a formula, and it is typically. 1 g of NH 3 are reacted with 90. CIF is nothing but CIF3 is a polar molecule with polar bonds and is the most covalent of those listed here. on a similar time as covalent bond is formed between only non metals. Ionic bond is undoubtedly weaker than covalent bond but electrostatic attraction between ions and the strategy of ionic molecules to arrange them in a network (lattice) give extraordinary strength to the ionic compounds. The normal-state pr. Give reason: 1)Iron displaces copper from a solution of copper salt. Recall: Valence electrons are the electrons in the outer orbit surrounding an atom in a Bohr-Rutherford Diagram. H – H nonpolar covalent 17. ionic bonds. A number of layer copper oxides in the Sr–Ca–Cu–O–Cl system, such as [Sr 2 CuO 2 Cl 2] and [(Sr,Ca,M) 3 Cu 2 O 4 Cl 2], also have a degree of covalent–ionic segregation, though typically there are weak axial Cu---Cl interactions and the inter-layer chloride ions are in van der Waals contact with each other , , ,. In a covalent compound, valence electrons are shared between the two atoms in the bond. Dissolved in water, ionic bonds are aqueous, that is, they can conduct. 1Zn 1-Sn 1 /CuO. Chemical Formula Type of Compound: Ionic or Covalent Compound Name 21) CdBr 2 22) Cr(Cr 2O 7) 3 23) SBr 2 24) (NH 4) 2CrO 4 25) CuO 26) Pt 3(PO 3) 4 27) Al(ClO 4) 3 28. High-resolution XPS spectra for single-crystal CuO identify and clarify several. Problem: Predict whether Cl 2CO is ionic or covalent, based on the location of their constituent atoms in the periodic table. 0, the bond is polarized covalent (partly ionic). Ionic/Covalent Compound Naming Solutions. php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created. Ionic or Covalent CdBra SBr2 (NH4)2Cr04 Cuo NH3 N20 Type of Compound: Chemical Formula Ionic or Covalent Ag2C03 FeS03 C6H1206 02. Ionic bonds, like those in table salt (NaCl), are due to electrostatic attractive forces between their positive (Na+) and negative charged (Cl-) ions. , AgNO 3), but this isn’t is Ag+ and NO 3-ions. From a list of almost 2000 names and formulas, students will be given the opportunity to practice their ability to name ionic compounds, given the formula, and determine the formula given the name. Explain how you would prove that the compound dissolves but to a small extent?. Covalent Compoud: Ionic Compound: C₃H₈ C₃H₈ ClBr ClBr CuO CuO CH₄O CH₄O PbSO₄ PbSO₄ NH₄NO₃ NH₄NO₃ O₂ O₂ CO₃²⁻ CO₃²⁻ SO₃ SO₃ NO NO Li₂S Li₂S PO₄³⁻ PO₄³⁻. Ionic and Metallic Bonding Review A)zinc oxide B)zinc oxalate C)zinc peroxide D)zinc hydroxide 19. 3) NH3 ammonia. Chemical Formula 21) CdBr2 22) Cr(Cr2O7)3 23) SBr2 24) (NH4)2CrO4 25) CuO 26) Pt3(PO3)4 27) Al(ClO4)3 28) NH3 29) Ca(C2H3O2)2 30) N2 O Chemical Formula 31) V(SO4)2 32) Ag2CO3 33) N2S3 34) FeSO3 35) Zn(NO2)2 36) C6H12O6 37) PCl3 38) Mn(OH)7 39) Ni(NO3)2 40) O2 Ionic_Covalent Names: Chapter 9 Type of Compound: Ionic or Covalent Type of Compound. An ionic bond is a chemical bond between two atoms in which one atom seems to donate its electron to another atom. For Sn(+IV), there thus must be 2 oxide groups to attain electrical neutrality. We have investigated the interface between high-temperature superconducting (Y,Ca)Ba2Cu3O7 and metallic La0. ; Identify the cation: The cation will be the first element written: Na 2 SO 4 sodium ion; Identify the anion: The anion will be everything leftover once the cation has been identified: Na 2 SO 4. sodium chloride, NaCl, dissolves in water, the cations and anions separate, e. Means it has large charge to radius ratio i. Molecular compounds contain covalent bonds, in which electrons are between atoms rather than transferred In Lewis theory, we represent covalent bonding by allowing atoms to share some of the valence electrons in order to attain (or duets for hydrogen) Hydrogen and Oxygen In water, hydrogen and oxygen. This quiz is incomplete! To play this quiz, please finish editing it. Al – O ionic (According to electronegativity differences, this would be polar covalent, but since we have here a metal bonded to a nonmetal, it is primarily ionic) e. Na2 S consists of 2 Na + and S-2. Example: Fe2O3 - rust (formula unit - ionic compound) H2O - water (molecule - Covalent compound). Ionic Compound Definition: An ionic compound is a compound formed by ions bonding together through electrostatic forces. Which Substance Is An Ionic Solid? Part A CH3OH(s) SO2(s) CuO(s) Zn. 5 as total since you were suppose to subtract them, so I wrote it down as nonpolar covalent, but my teacher marked me off for it and I don't know what I did wrong. Is NaCl covalent or ionic?. dipole-dipole forces c Select the answer that best completes each statement. The oxide group, O^(2-), clearly has a 2- charge. The anion is named last. 20 and O = 3. Ionic liquid (IL)-coated iron oxide nanoparticles (IONs) were synthesized by the thermal decomposition of Fe(CO)5 in an IL/DMF solvent system in the absence of stabilizing surfactants at 90 °C for 1 h. Based on the elements present in a chemical formula, classify the compound as ionic or covalent (covalent molecules are also referred to as molecular compounds). The reaction is determined as redox. NaCl sitting on the table in the form of a. naming ionic and covalent compounds Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. lithium iodide – LiIO3. Classification of covalent bond molecules Molecules are classified by the number of atoms they contain. is Sr(H2PO4)2 ionic or covalent? why? Top Answer. Means it has large charge to r. H – I polar covalent c. Is Co2 Ionic Or Covalent. Covalent Only 2. Base your answer(s) to the following question(s) on the information below. Write the formulas of compounds when provided with the name of the compound. Schematic energy levels of cuprates and argentates in an ionic pic-ture. Naming and Writing Formulas for Ionic Compounds. Here are the principal naming conventions for ionic compounds, along with examples to show how they are used:. Rather than transferring electrons completely from one atom to the other, two non-metal atoms share each others electrons in order to get a stable octet. Asked in Elements and Compounds, Chemical Bonding Is BaF2 a covalent bond ? No, it is not a covalent bond. If it is sharing, it is covalent bond, if it is by donating/accepting electrons, it is an ionic bond. The atom closer to F will be the positive end of the dipole for a polar covalent bond. This discussion leads to the hypothesis that the outermost valence electrons of valence "6s" for the rare earths elements give rise to ionic bond but with neutral atoms and not with charge transfer. The structure of the bond is rigid, strong and often crystalline and solid. Co-ordination bond 2. for transition metals with more than 1 possible charge a _____ is used in the name to indicate which charge the cation has. NaCl, NaBr, KF, NaNO3some simple examples of ionic compounds. COVALENT & IONIC COMPOUNDS. CuO (copper II oxide) Fe2O3 - rust. Again, it’s the group number the element is in. Usually, there is some polarity (polar covalent bond) in which the electrons are shared, but spend more time with one atom than the other. We have investigated the interface between high-temperature superconducting (Y,Ca)Ba2Cu3O7 and metallic La0. ), you must use Roman numerals in the name) i. Systematic Naming. In ionic bonds, the atoms are attracted to each other by their. This quiz is incomplete! To play this quiz, please finish editing it. An ionic bond involves the transfer of electrons from the metal cation to the nonmetal anion. Write the name of the cation, then the anion. NaCl, KCl, zinc iodide, magnesium nitride. Means it has large charge to r. General Questions. sulphur dioxide. Covalent bonds occur between 2 nonmetals because nonmetals hold onto their _____ electrons. Find a quiz. Melting and Boiling points Ionic compounds have high melting points (> 300 °C) and boiling points (> 800 °C). Predict the type of bond (ionic, covalent, or polar covalent) one would expect to form between the following pair of element. Examples: Diamond, Silicon,silicon carbide (SiC), aluminium nitride (AlN), etc. reported that GO can be functionalized with poly(N-vinylcarbazole) (PVK), where GO acts as an electron acceptor, while PVK acts as the electron donor. Neither atom is "strong" enough to attract electrons from the other. Zn(NO3)2 is ionic due to the Zn2+ and NO3 - binding, the NO3- itself is a covalent bond but when attached to a metal, it is an ionic bond. In the bonds between copper and oxygen the valence electrons of copper are shared with oxygen, giving oxygen a -2 oxidation number and the copper in Cu2O a +1 oxidation number and the copper in CuO a +2 oxidation number. Suppose that you want to name the compound that results from the reaction of lithium and sulfur. Zinc oxide (ZnO) for example, is mass-produced as a semiconductor for use in electronics, while zinc sulfide (ZnS) is used as an optical material in infrared devices. between 0 and 2 - polar covalent. Halide anions: Cl-, F-, etc. When a metal and nonmetal combine, as in (b) and (c), the bond is ionic. When it dissolves an equilibrium is established between the solid salt and its component ions. Because of this ability to switch between different redox states, viologens have frequently been incorporated into covalent organic polymers (COPs) as molecular. Ionic bonds form between two atoms that have different electronegativity values. A B; NaCl: Ionic: CO2: Covalent: NH3: Covalent: MgBr2: Ionic: CaO: Ionic: NH4Cl: Ionic: Ca2. The label you give them (i assume you mean solid, liquid, aqueous, gas, etc) depends on what you put them in. How does NO3 even bond? asked by danny123 on November 11, 2010; Chem. Ionic compounds consist of cations (positive ions) and anions (negative ions). Furthermore, it was found that buckling of the CuO 2 plane was also detectable at the atomic resolution oxygen K-edge. In PbCl2 these 2 electrons are transferred to the two Cl atoms to complete its octet, so it is an ionic compound where as in PbCl4 one electron from 5d is shifted to the vancant 6pz orbital and thus the valance electrons of the 4 Cl atoms pair with these four orbitals (i. See that is totally hassle-free. To tell if NH4NO3 (Ammonium nitrate) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that NH4 is a metal and NO3 is a group of non-metals. Hydrochloric acid is produced with molecular HCl gas, with covalent bonds, dissolves in water to produce hydrogen ions and chloride ions. However in deeper depth, using the pauling scale it appears to be covalent. S – O polar covalent f. • Ionic bonds, which occur between metals and non-metals, involves transfer of electrons. Ionic Compounds: Ionic compounds are very hard because of their closely-packed lattice structure and the ionic bonds between the charged ions. We all learn that a metal and nonmetal forms a ionic bond. To write a formula for a binary ionic compound, we need to go back to Ch. CO2 is a nonpolar molecule but has two double bonds. Is NaCl covalent or ionic?. Consider the ions of iron (Fe) and sulfur (S). neither a nor b c. forty 4 - one million. In an ionic bond, the atoms are bound together by the electrostatic forces in the attraction between ions of opposite charge. dinitrogen trifluoride. These can be evenly shared (covalent bond) or unevenly shared (polar covalent bond). greater than 2 - ionic. Intermolecular forces are repulsive at short distances and attractive at long distances (see the Lennard-Jones potential ). K+ and CI: K+ and N3-. Based on what my professor taught me in college, if the difference between. Physical State Ionic compounds: solids. Metal atoms lose electrons to form cations. KI or "Potassium Iodide" is a combination between a metal (potassium) and a nonmetal (iodine). premedchemist. For each of the following, determine whether the compound is ionic or covalent and write the appropriate formula for it. Can't think of any giant covalent but diamond and graphite. In general, electrons can be shared between atoms (a molecular bond) or electrons can be completely removed from one atom and given to another (an ionic bond). List ionic or Covalent bond. It is an ionic compound. Rather than transferring electrons completely from one atom to the other, two non-metal atoms share each others electrons in order to get a stable octet. Name the non-metal. • Ionic bonding results from arac4ve interac4ons from oppositely charged ions. In an ionic bond, electrons are localized to one of the atoms (giving it an overall negative charge), while the other atom has an overall positive charge. there is an attraction between one water molecule and another water molecule, which causes water to be a liquid at. Start studying Ionic & Covalent Compounds. An ionic bond results from the attraction between opposite charged ions. All levels are assumed to be referenced to a common zero energy vacuum so that the 3d9!3d10 (4d9!4d10) level is located at minus the second ionization energy of Cu (Ag). Non-metal atoms gain electrons to form anions. Predict the type of bond (ionic, covalent, or polar covalent) one would expect to form for each bond. Notice: Undefined index: HTTP_REFERER in C:\xampp\htdocs\almullamotors\edntzh\vt3c2k. Molecular compounds contain covalent bonds, in which electrons are between atoms rather than transferred In Lewis theory, we represent covalent bonding by allowing atoms to share some of the valence electrons in order to attain (or duets for hydrogen) Hydrogen and Oxygen In water, hydrogen and oxygen. Ionic and Metallic Bonding Review A)zinc oxide B)zinc oxalate C)zinc peroxide D)zinc hydroxide 19. Ionic liquid (IL)-coated iron oxide nanoparticles (IONs) were synthesized by the thermal decomposition of Fe(CO)5 in an IL/DMF solvent system in the absence of stabilizing surfactants at 90 °C for 1 h. Some compounds contain both ionic and covalent bonds. Write the name of the cation, then the anion. copper is 1. Many of these compounds contain a metal, a nonmetal, and also. Ionic bonds occur between a metal and non-metal. Each atom consists of protons, neutrons and electrons. The IL, [omim][BF4], could regulate the shape and allow the preparation of anisotropic IONs, such as barlike and wirelike nanoparticles. Means it has large charge to radius ratio i. HALOGENS-Periodicity of the halogens B. NH4NO2 – nitrogen tetrahydride mono nitrogen dioxide. Increase in CuO content influences the transfer of Cu 2+ ions from ionic to covalent nature. 2 Naming and Writing Formulas for Ionic Compounds 261 Naming Binary Ionic Compounds A binary compound is composed Word Origins of two elements and can be either ionic or molecular. Some common names are used. Asked in Elements and Compounds, Chemical Bonding Is BaF2 a covalent bond ? No, it is not a covalent bond. C is the elemental form of carbon. 50 9 Copper (II) oxide Ionic CuO 79. For example, LiF Lithium fluoride Calcium chloride CaCl2 MgS Magnesium Sulfide Silver iodide Agl CuO Copper (II) oxide Copper (I) sulfide Cu2S Understanding chemical reactions and the information that is available in a balanced. If the difference is between. A number of layer copper oxides in the Sr–Ca–Cu–O–Cl system, such as [Sr 2 CuO 2 Cl 2] and [(Sr,Ca,M) 3 Cu 2 O 4 Cl 2], also have a degree of covalent–ionic segregation, though typically there are weak axial Cu---Cl interactions and the inter-layer chloride ions are in van der Waals contact with each other , , ,. According to dipole moment we can get the information about "percentage ionic character of a bond", so for H-F bond the %age of ionic character comes out to be about 43% ionic and 57% covalent. Naming Compounds Writing Formulas. In general, electrons can be shared between atoms (a molecular bond) or electrons can be completely removed from one atom and given to another (an ionic bond). php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created. The label you give them (i assume you mean solid, liquid, aqueous, gas, etc) depends on what you put them in. Solid covalent compounds have low melting points (<200 °C) and boiling points. 70 polar covalent > 1. • Write the symbols of the ions. Ionic-covalent transition in titanium oxides. Ionic compounds are a type of chemical compound made up of metal cations (positive ions) and non-metal anions (negative ions). The reaction is determined as redox. Ionic - Transition - Binary 6. network covalent vs. How many elements does it contain? answer choices. Metal atoms lose electrons to form cations. Quiz not found! BACK TO EDMODO. the attractions are weaker than the repulsions b. Hydrogen is a nonmetal (even though its on the left side). neither ionic nor covalent 38. Halide anions: Cl-, F-, etc. It's 55 percent covalent. Asked in Elements and Compounds, Chemical Bonding Is BaF2 a covalent bond ? No, it is not a covalent bond. Ionic solids are usually transparent and have high melting points and boiling points. and two or more waters bond using hydrogen bonding!. \text {}_ {2} 2. Ionic and Covalent Nomenclature. Styling hair by wetting it or heating it with a curling iron is an attempt to change the hydrogen and ionic bonds so they will form a new shape. greater than 2 - ionic. What is N2F3. Covalent bonds form between two nonmetals. Covalent bonds form between two nonmetal atoms with identical or relatively close electronegativity values. Problem: Predict whether NCl 3 is ionic or covalent, based on the location of their constituent atoms in the periodic table. List ionic or Covalent bond. Covalent compounds are formed when two nonmetals react with each other. ⚠️ Our tutors found the solution shown to be helpful for the problem you're searching for. Hence, the key difference between ionic and molecular compounds lies upon the chemical bonding between atoms. A covalent bond is where two atoms share two electrons. formula: XY Resources Hin Write the formula for an ionic compound formed from the K ion and each additional ion. Ionic Bond-when two ions form a compound NaF-Ionic since (Na+) + (F-) =NaF I2-Nonpolar Covalent bond (Electrons are shared equally) KCL-Ionic (K+)+(Cl-) CO-Polar Covalent Bond NO-Polar Covalent Bond CuO-Ionic CN-Polar Covalent ICl-Ionic Ionic bonds are usually metal with a gas, polar covalent bonds are usually with two gases, and nonpolar bonds. 5) SiO2 silicon dioxide. Ionic substance contains ions. For each of the following compounds, state. The four fundamental types of substances are: metals, ionic compounds, molecular compounds and network covalent compounds. 1, the bond between the elements X-Y is A) ionic. Sr(H2PO4)2 is an ionic compound Explanation: Sr(H2PO4)2 is formed by a reaction between View the full answer. Covalent compounds can be gases, liquids, or solids. Question : Is c2h5oh an ionic or covalent bond ? Answer : c2h5oh is a Covalent bond What is chemical bond, ionic bond, covalent bond? Chemical bond A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. Five Types of Chemical Reactions 5 Terms. KI or "Potassium Iodide" is a combination between a metal (potassium) and a nonmetal (iodine). Some compounds contain both ionic and covalent bonds. 1) Na2CO3 sodium carbonate. H2 is a nonpolar molecule with a nonpolar bond. To tell if (NH4)2CO3 (Ammonium carbonate) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that NH4 is a metal and CO3 is a. The only pure covalent bonds occur between identical atoms. Which formula represents copper(I) oxide? A)triiron dioxide B)iron(II) oxide C)iron(III) oxide D)iron trioxide 21. Walters 1,2,3 , Toby G. COVALENT & IONIC COMPOUNDS. In the bonds between copper and oxygen the valence electrons of copper are shared with oxygen, giving oxygen a -2 oxidation number and the copper in Cu2O a +1 oxidation number and the copper in CuO a +2 oxidation number. NaCl, KCl, zinc iodide, magnesium nitride. -- Covalent bonds involve the sharing of e– between two atoms. At 21 days, significant copper accumulation was only detected in fish exposed to ionic copper. Practice Naming Ionic and Covalent Compounds 1) Name the following covalent compounds: a) SiF 4 silicon tetrafluoride b) N 2 S 3 dinitrogen trisulfide c) CO carbon monoxide d) Br 2 bromine 2) Write the formulas for the following covalent compounds: a)diboron hexahydride B 2 H 6 b)nitrogen tribromide NBr 3 c)sulfur hexachloride SCl. N – O nonpolar covalent d. If it is sharing, it is covalent bond, if it is by donating/accepting electrons, it is an ionic bond. Download Note - The PPT/PDF document "Ionic and covalent bonding" is the property of its rightful owner. Crystalline substances can be described by the types of particles in them and the types of chemical bonding that takes place between the particles. Charge? There is no charge on either copper or oxygen in copper(II) oxide, CuO. CIF is nothing but CIF3 is a polar molecule with polar bonds and is the most covalent of those listed here. For each of the following compounds, state whether it is ionic or covalent. 7) CoBr2 cobalt (II) bromide. greater than 2 - ionic. Does H2 have an ionic bond, or a covalent one? (Remember - covalent bonds are between non-metals and non-metals, and ionic bonds are between metals and non-metals. Covalent bonds and molecules will be discussed in more detail in Chapter 4. ammonium chloride. Problem: Classify these compounds as ionic or molecular. C is the elemental form of carbon. Cobalt is widely used in batteries and in electroplating. E) impossible. Science Quiz / Ionic and Covalent Naming CuO: CO: K2O: play quizzes ad-free. The best guide to the covalent or ionic character of a bond is to consider the types of atoms involved and their relative positions in the periodic table. young scientists, just waiting to be discovered. To tell if (NH4)2CO3 (Ammonium carbonate) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that NH4 is a metal and CO3 is a. At 21 days, significant copper accumulation was only detected in fish exposed to ionic copper. Can you state whether this is an ionic, polar or nonpolar covalent? N2O4 and CuO N = 3. Covalent substance contains covalent bonds Ionic substances (or compounds) are held together by ionic interactions (basically + attracts -). Copy both forms of the net ionic equation: CuO(s) + 2H+(aq) Cu2+(aq) + H 2 O(l) CuO(s) + H 3 O. MgSO4 ionic. Write a note on covalent solid. Systematic Naming. Is the compound ki ionic or covalent See answers (1) Ask for details ; Follow Report Log in to add a comment Answer 0. For stabilization, they share their electrons from outer molecular orbit with others Ionic Bonds-Ionic bond, also known as electrovalent bond is a type of bond formed from the electrostatic. Solution: i) Since aluminum is a metal and sulfur is a nonmetal, this compound is classified as an ionic compound. Ionic bonds , like those in table salt (NaCl), are due to electrostatic attractive forces between their positive (Na+) and negative charged (Cl-) ions. Acetone has a low boiling point 56. • Ionic bonding results from arac4ve interac4ons from oppositely charged ions. There are two common examples of such systems. SO2 NCl3 MgS CuO Solved • Sep 7, 2018 Chemical Bonds Q. 1 Answer +1 vote. Title: Structure and Properties of Ionic and Covalent Compounds 1 Chapter 3. Melting and Boiling points Ionic compounds have high melting points (> 300 °C) and boiling points (> 800 °C). for transition metals with more than 1 possible charge a _____ is used in the name to indicate which charge the cation has. Which of the following elements is most likely to form covalent compounds 1 c 2 na 3 cs 4 mg? Which pair of elements below would be least likely to form an ionic bond between them answer 1 c and n 2 na and s 3 mg and br 4 al and f 5 cs and o. IGCSE Chemistry - Bonding (Ionic, Covalent and Metallic) - Free download as Powerpoint Presentation (. Ba2+ Cl− twoCl-needed Cl− • Write the ionic formula using a subscript 2 for two chloride ions that give charge balance. REVIEW ASSIGNMENT: Part A + Part B Ionic & Covalent Naming Honework and Formula writing Practice This assignment is to be completed below in the space provided. Copper(II) oxide or cupric oxide is the inorganic compound with the formula CuO. php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created. Ionic or Covalent. H2 is a nonpolar molecule with a nonpolar bond. At 21 days, significant copper accumulation was only detected in fish exposed to ionic copper. The covalent bonds in such compounds are flexible, and bend or break easily. You first write the name of the metal, lithium, and then write the name of the nonmetal, adding an -ide ending […]. How to Name Ionic Compounds. Which compound has a higher molar mass? HCl or HNO 3?. copper is 1. The IR spectra have shown symmetrical and asymmetrical bands of germanate structural units. ionic vs covalent compounds. COVALENT & IONIC COMPOUNDS. Use electronegativity values to validate that CaF2 is predominately ionic. Physical State Ionic compounds: solids. Ionic bonds inolve the transfer of electrons from metals to non-metals. Chemical Formula Type of Compound: Ionic or Covalent Compound Name 21) CdBr 2 22) Cr(Cr 2 O 7) 3 23) SBr 2 24) (NH 4) 2 CrO 4 25) CuO 26) Pt 3 (PO 3) 4 27) Al(ClO 4) 3 28) NH 3 29) Ca(C 2 H 3 O 2) 2 30) N 2 O Chemical Formula Type of Compound: Ionic or Covalent Compound Name 31) V(SO 4) 2 32) Ag 2 CO 3 33) N 2 S 3 34) FeSO 3 35) Zn(NO 2) 2 36. A molecule or compound is made when two or more atoms form a chemical bond that links them together. Identify the following compounds as ionic compound or covalent compound, write the formula of the compound, and Calculate its Molar mass. Question: Is CuO an ionic or Molecular bond ? Answer: CuO ( Copper(II) oxide ) is an ionic bond What is chemical bond, ionic bond, Molecular bond? Chemical bond A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. My answers for the ionic equation and ksp values are CaF2(s)Ca2+(aq)+ 2F-(aq) Ksp= [Ca2+][F-]2 ksp=2. hydrogen bonds d. Example: Write the correct name for the compound whose empirical formula is Na 2 SO 4. Ionic Bonding. What is the compound name of Co 2 S 3? Cobalt and Sulfur. Ionic Solids • Ionic solids are solids composed of ionic particles (ions). Ionic Bond-when two ions form a compound NaF-Ionic since (Na+) + (F-) =NaF I2-Nonpolar Covalent bond (Electrons are shared equally) KCL-Ionic (K+)+(Cl-) CO-Polar Covalent Bond NO-Polar Covalent Bond CuO-Ionic CN-Polar Covalent ICl-Ionic Ionic bonds are usually metal with a gas, polar covalent bonds are usually with two gases, and nonpolar bonds. The covalent bond is formed when two atoms are able to share electrons whereas the ionic bond is formed when the "sharing" is so unequal that an electron from atom A is completely lost to atom B, resulting in a pair of ions. 2)A non metaliic atom [at. Identify the type of bond that each compound below would form (ionic or covalent). Molecular compounds contain covalent bonds, in which electrons are between atoms rather than transferred In Lewis theory, we represent covalent bonding by allowing atoms to share some of the valence electrons in order to attain (or duets for hydrogen) Hydrogen and Oxygen In water, hydrogen and oxygen. If you continue browsing the site, you agree to the use of cookies on this website. So this turns out to be an ineffective test for ionic vs covalent compounds. Answer: CuO (Copper(II) oxide) is ionic What is chemical bond, ionic bond, covalent bond?. B) single covalent bonds do not give all of the atoms in the molecule eight valence electrons. At the centre of the atom, neutrons and protons stay together. Covalent Naming Just name what is in the substance using mon, di, tri, tetra, etc. Is CO2 Ionic or Covalent? Carbon dioxide, or CO2, forms a covalent bond. All of the III-V semiconductors are in the range of 0 to 0. How do oxidation states function in covalent bonds? Covalent and Ionic Bonds: The nature of a bond depends on the electronegativity difference {eq}\left(\Delta EN\right) {/eq} between the atoms. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Quartz, or SiO2, is composed exclusively of covalent bonds. dot-and-cross diagrams. The compounds may do ionic or covalent bonding. Ionic Solids • Ionic solids are solids composed of ionic particles (ions). A shared pair of e and anions (atoms that have gained e-). Naming Compounds Writing Formulas. List ionic or Covalent bond. Ba and S these compounds as ionic or molecular. ionic character or ionicity of a bond and the difference in electronegativities of two atoms forming the chemical bond. Brenda_McCoy. General Questions. The bond is typically between a metal and a non-metal. A compound is made up of iron and oxygen, only. Ba2+ Cl− • Balance the charges. In PbCl 4, Pb is in +4 state and is smaller in size than Pb in +2 state (as in PbCl 2). Chapter 3 Ionic Compounds Solutions to In-Chapter Problems 3. Chemical bonds can be purely ionic, purely covalent or have characteristics of both. difference is 1. between 0 and 2 - polar covalent. The formula of sodium sulfate is Na 2 SO 4. N2O covalent. Structure and Properties of Ionic and Covalent Compounds 1. COVALENT & IONIC COMPOUNDS. - ionic bond is formed only between metals and non metals. Ionic-covalent transition in titanium oxides. covalent compounds - ammonia, water, methane. Which compound has a higher molar mass? HCl or HNO 3?. The curls and waves of your hair are the result of many ionic, covalent and hydrogen bonds between the chains of atoms that make up each hair follicle. 06 8 Ammonium Chloride Ionic NH 4Cl 53. What charge would Copper have in the compound CuO. LT 2: I can identify the differences between ionic, covalent, polar covalent and metallic bonding. H3PO4(aq) ----> H+(aq) + H2PO4-(aq) e) sodium hydroxide and hydrochloric acid This is neutralisation, which has a standard ionic equation. Have a video solution request? Using the periodic table, predict whether the following chlorides are ionic or covalent: KCl, NCl 3, ICl, MgCl 2, PCl 5, and CCl 4. CS2 molecular. This lab will focus on the systematic process of converting the formulas for binary ionic compounds to the corresponding chemical name and vice versa. -The other extreme are covalent bonds, where there is an EQUAL SHARING of electrons between the two atoms ( EN values are the same). Covalent molecules also contain attractive forces, but of a weaker nature than the ionic compounds. N – O nonpolar covalent d. 2 Naming and Writing Formulas for Ionic Compounds 261 Naming Binary Ionic Compounds A binary compound is composed Word Origins of two elements and can be either ionic or molecular. Ionic bonds form between two atoms that have different electronegativity values. Polar covalent is the intermediate type of bonding between the two extremes. In order to bond, iodine has to accept an electron from potassium, making them both ions. Sulfur burns in the presence of oxygen to produce sulfur dioxide. Electrons are shared between 2 or more nonmetal atoms. formula: XY Resources Hin Write the formula for an ionic compound formed from the K ion and each additional ion. count total no. Ba and S these compounds as ionic or molecular. titanium (IV) chloride. Naming Ionic Compounds – Rule Summary Formula to Name: 1. In naming ionic compounds like CuO, the name of the metal in the compound is followed by the ion name of the nonmetal. Is copper sulfate a ionic compound or a covalent/molecular compound? —The preceding unsigned comment was added by 71. Cu(NO3)2 ionic. The possible options are : 1. Dicationic quaternary salts of 4,4′-bipyridine, also referred to as the viologen family, are well-known for their interesting redox chemistry, whereby they can be reversibly reduced into radical cationic and neutral moieties. Ionic compound nomenclature or naming is based on the names of the component ions. A chemical compound consists of two or more elements bonded together. In the bonds between copper and oxygen the valence electrons of copper are shared with oxygen, giving oxygen a -2 oxidation number and the copper in Cu2O a +1 oxidation number and the copper in CuO a +2 oxidation number. The Sodium positive ion Na+ (a positive charge cation) and the chloride ion, Cl- (a negative charge anion) has formed an ionic bond which made the ionic compound. ammonium chloride. ionic vs covalent compounds. formula: XY Resources Hin Write the formula for an ionic compound formed from the K ion and each additional ion. CuO U 3d U 4d AgO <0 AgF 4d 9 4d 10 4d 9 4d 8 Cu O Ag F 2p6 5 U 4d 4d 9 4d 8 C u Fig. It is an ionic compound. Example 1: Give the molecular formula of aluminum sulfide. Suppose you stir some solid PbCl 2 into water. 5 °C or 134 °F and readily vaporizes and has a distinctive odor. Problem: Predict whether NCl 3 is ionic or covalent, based on the location of their constituent atoms in the periodic table. Covalent Compounds - Rvw Ionic Compounds vs. 6 and I got polar covalent for it, and again, I got it wrong. Chapter 4: Structure and Properties of Ionic and Covalent Compounds 4. Gu 5 , Chi-Cheng Lee 5 , Wei Ku 5 , and Igor A. A covalent bond may also be termed a molecular bond. Write the formulas of compounds when provided with the name of the compound. Keep in mind that the sum of the charges in an ionic compound must equal. 1 g of NH 3 are reacted with 90. Properties of Ionic and Covalent Compounds. IGCSE Chemistry - Bonding (Ionic, Covalent and Metallic) - Free download as Powerpoint Presentation (. How Bonds Form. Savici 5 , Genda D. , the ones involved in. First you must verify that the compound is composed of a monatomic metallic. 3: The bond is nonpolar covalent. Covalent solids are crystalline solids in which unit lattice points are atoms. -- metallic bonds: each metal atom is bonded to several neighboring atoms -- bonding e– are free to move throughout the material Lewis symbols show the valence e– (i. To tell if ZnO (Zinc oxide) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that Zn is a metal and O is a non-metal. Unequal shared electrons lead to a polar molecule, which exhibits dipole-dipole IMFs. Metals with Variable Charge Write the correct name for CuO. ; To name a covalent compound, you need the molecular formula, knowledge of the prefixes used for naming, and a way to look up the name of an element given its atomic symbol. CuO – copper (I) oxide. In ionic bonding, each puppy starts out with an electron bone, but one puppy acts like a thief and steals the other puppy's bone (see Fig. Write the chemical formulas for the following binary ionic compounds: barium oxide BaO lithium sulfide Li 2S magnesium bromide MgBr 2 strontium iodide SrI 2 calcium sulfide CaS hydrogen bromide HBr lithium oxide Li 2O potassium chloride KC ℓ cadmium fluoride CdF 2 silver sulfide Ag 2S. This is well reflected in their melting points. It is a product of copper mining and the precursor to many other copper-containing products and chemical compounds. History- The type of naming you will learn about is called the Stock system or Stock's system. The copper and oxygen atoms are not ions, and the bonds are more covalent than they are ionic. Example 1: Give the molecular formula of aluminum sulfide. Each atom consists of protons, neutrons and electrons. Question: Is CuO an ionic or Molecular bond ? Answer: CuO ( Copper(II) oxide ) is an ionic bond What is chemical bond, ionic bond, Molecular bond? Chemical bond A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. which compound from each of the following pairs is more covalent and why a) CUO or CUS b)PBCL2 or PBCl4 - Chemistry - Chemical Bonding and Molecular Structure. Recall: Valence electrons are the electrons in the outer orbit surrounding an atom in a Bohr-Rutherford Diagram. Give reason: 1)Iron displaces copper from a solution of copper salt. We can often identify molecular compounds on the basis of their physical. copper (II) oxide. Sigma bond 4. Na + and Cl-. 012571437191843 mole. When it dissolves an equilibrium is established between the solid salt and its component ions. Covalent bonds can be non-polar or polar and react to electrostatic charges. Sulfur is a yellow non-metallic element. Identify each of the following substances as ionic, polar covalent or non-polar covalent: 1. These molecular compounds (covalent compounds) result when atoms share, rather than transfer (gain or lose), electrons. AlCl3 is a purely covalent compound. Metallic, Covalent and Ionic Radii(r)* Thermochemical Radii - Anions; Thermochemical Radii - Cations. Here, cation is similar but anion are different. Ionic bonds are held together by attractions between cations and anions. Non-metal atoms gain electrons to form anions. Zn(NO3)2 is ionic due to the Zn2+ and NO3 - binding, the NO3- itself is a covalent bond but when attached to a metal, it is an ionic bond. Come Together. 40 (mostly) covalent 0. Ionic Bonding. What is the oxidation number of Cu in CuO? 44. Given the equation for the dissolving of sodium chloride in water: NaCl(s) Na+(aq)+Cl (aq) Explain, in terms of particles, why NaCl(s) does not conduct electricity. An ionic compound is composed of ions that may have a positive or negative charge. covalent compounds - ammonia, water, methane. Al – O ionic (According to electronegativity differences, this would be polar covalent, but since we have here a metal bonded to a nonmetal, it is primarily ionic) e. php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created. Using the periodic table, predict whether the following chlorides are ionic or covalent: KCl, NCl 3, ICl, MgCl 2, PCl 5, and CCl 4. Covalent bonds form between two nonmetals. b, Covalently hybridized. both a and b d. Name The Following Ionic Compounds Cac2o4. NH4NO2 – nitrogen tetrahydride mono nitrogen dioxide. Covalent bonding is an important and extensive concept in chemistry, and it will be treated in considerable detail in a later chapter of this text. Your pick of CuO is a great example of the how bonds can have both ionic and covalent characters. All the matter in the universe is composed of the atoms of more than 100 different chemical elements, which are found both in pure form and combined in chemical compounds. Naming Ionic Compounds 1 2 For ionic compounds with variable charged cations: Basically, all metals are variable charged, except for: Group 1, Group 2, Ag+1, Zn+2, Cd+2, Al+3, Ga+3 For all other metals, the Stock System (Roman Numerals) must be used: Cu 2 O – copper (I) oxide CuO – copper (II) oxide. This quiz is incomplete! To play this quiz, please finish editing it. The main exception to this are those ionic compounds that contain the ammonium ion (NH 4 +). so, ionic compounds - copper oxide, zinc chloride, lead bromide, potassium fluoride. and two or more waters bond using hydrogen bonding!. That's one of the definitions of acidity anyways. Usually, there is some polarity (polar covalent bond) in which the electrons are shared, but spend more time with one atom than the other. Ionic Only 3. forty 4 - one million. Start studying Ionic & Covalent Compounds. - ionic bond is formed only between metals and non metals. The structure of the bond is rigid, strong and often crystalline and solid. The name of any iron-containing compound must reflect which iron ion is in the compound. An Arrhenius base has hydroxide ion with a positive ion. -One extreme are ionic bonds, in which the difference in EN is so large that electrons are fully tranferred from one atom to the other. List ionic or Covalent bond. 20 and O = 3. A chemical compound consists of two or more elements bonded together. Ionic bonds form between two atoms that have different electronegativity values. CuO U 3d U 4d AgO <0 AgF 4d 9 4d 10 4d 9 4d 8 Cu O Ag F 2p6 5 U 4d 4d 9 4d 8 C u Fig. the space provided on the left. Covalent Compounds Metal + Nonmetal Nonmetals together (or PAI) Transfer electrons Share electrons Made of IONS Made of ATOMS called molecules Ex. I'll tell you the ionic or Covalent bond list below. Covalent Bonds •unlike ionic bonds, electrons are not transferred in covalent bonds •covalent bonds involve sharing electrons to fill the valence shell •molecular compounds can be formed with single, double, or triple bonds, depending on the number of electrons shared. Na – F ionic b. 9 and O = 3. The IL, [omim][BF4], could regulate the shape and allow the preparation of anisotropic IONs, such as barlike and wirelike nanoparticles. Covalent Bonds-Covalent bonding is a form of chemical bonding between two non metallic atoms which is characterized by the sharing of pairs of electrons between atoms and other covalent bonds. Ionic Compound Formulas. One way to classify bonds along the continuum is to use "percent ionic character" which is based on the electronegativity difference, ΔEN. What is the name of the compound formed when sulfur combines with magnesium?. A shared pair of e and anions (atoms that have gained e-). Tags: Report Quiz. Five Types of Chemical Reactions 5 Terms. Adsorbing a second layer of zirconium ions onto the C16BPA layer allows one to continue the layer growth sequence using either covalent (metal/phosphonate) or ionic (α-ZrP/polycation) interlayer connections. You get the same effect with networks of covalent bonds as in diamond and silicon dioxide. there is an attraction between one water molecule and another water molecule, which causes water to be a liquid at. Those that come with opposite charge can be held together strongly within the compound. Examples include CO2 - Carbon Dioxide, CH4 - Methane, NaCl - Sodium Chloride, H2O - Water, HF- Hydrofluoric Acid, and H2S. KI or "Potassium Iodide" is a combination between a metal (potassium) and a nonmetal (iodine). Ba and S List all the possible bonds that can occur between the elements P, Cs, O, and H. Same for CuO Cu = 1. Ionic copper(ll) oxide, for example, is composed of equal numbers of Cu2+ and 02- ions in a crystal lattice. A covalent bond may also be termed a molecular bond. These electron pairs are known as shared pairs or bonding pairs, and the stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding. 44 7 Sulfur dioxide covalent SO 2 64. Na + and Cl-. of covalent bonds arrange atoms (more electropositive in the center) place correct no. copper (II) oxide. Na2 S consists of 2 Na + and S-2. The name of any iron-containing compound must reflect which iron ion is in the compound. It is useful to think about the compounds of the main group metals as if they contained positive and negative ions. 5 as total since you were suppose to subtract them, so I wrote it down as nonpolar covalent, but my teacher marked me off for it and I don't know what I did wrong. How to Name Ionic Compounds. Type of substance governs the naming and formulae. Chemistry 1110 — Chapter 6 — Ionic and Molecular Compounds — Practice Problems 36) If the electronegativity difference between elements X and Y is 2. A covalent bond is formed between two non-metals that have similar electronegativities. covalent compound- a Ionic and Covalent Bonds -. Suppose that you want to name the compound that results from the reaction of lithium and sulfur. The sodium ion Na + has a charge of +1, the calcium ion, Ca 2+ is +2, the oxide ion, O 2-is -2 and the chloride ion, Cl-is -1. For example, methane is a gas. Elements in group VI (6) of the Periodic Table have a valency of 2. Is br2 a polar or nonpolar molecule? HBr & HBr The two atoms bonded together aren't the same, so they have an unequal sharing of electrons. Naming rules: These compounds have a first name and a last name. Which of the following pairs are more covalent and why? (a) CuO and CuS (b) AgCl and Agl (c) PbCl 2 and PbCl 4 (d) NaCl and CuCl. In unit two, we compared atoms to puppies and electrons to bones in our analogy of how bonding works. Dissolved in water, ionic bonds are aqueous, that is, they can conduct. young scientists, just waiting to be discovered. 7 (or above 2. You only reduce the subscripts for ionic compounds. Covalent compounds are those compounds which are formed by the electron sharing between two or more non-metals. Na + and Cl-. Gu 5 , Chi-Cheng Lee 5 , Wei Ku 5 , and Igor A. 54 therefore covalent. As we go down from Be to Ba the cation size increases and the value of Φ decreases which indicates that BaCl 2 is less covalent i. copper (II) chlorate – Cu2ClO3. Bonds between two nonmetals are generally covalent; bonding between a metal and a nonmetal is often ionic. Chapter 3 Ionic Compounds Solutions to In-Chapter Problems 3. Cobalt salts are used to impart blue and green colors in glass and ceramics. These can be evenly shared (covalent bond) or unevenly shared (polar covalent bond). Science Quiz / Ionic and Covalent Naming CuO: CO: K2O: play quizzes ad-free. formula: XY Resources Hin Write the formula for an ionic compound formed from the K ion and each additional ion. Question : Is isopropyl alcohol ( C3H8O ) an ionic or covalent bond ? Answer : isopropyl alcohol ( C3H8O ) is a Covalent bond What is chemical bond, ionic bond, covalent bond? Chemical bond A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. Ionic bonding. Chemical Formula Type of Compound: Ionic or Covalent Compound Name 21) CdBr 2 22) Cr(Cr 2O 7) 3 23) SBr 2 24) (NH 4) 2CrO 4 25) CuO 26) Pt 3(PO 3) 4 27) Al(ClO 4) 3 28. covalent bonds hold the hydrogen and oxygen atoms together – intramolecular Intermolecular forces – forces of attraction between neighboring molecules. As per Fajan's Rule , smaller is the size of cation and more positive charge it has , stronger is the polarising power of that cation. This discussion leads to the hypothesis that the outermost valence electrons of valence "6s" for the rare earths elements give rise to ionic bond but with neutral atoms and not with charge transfer. 3 Naming and Formulae – GCSE Revision Two types of substance ionic and covalent. 31 ionic and NaCl is 0. electron sharing bond, and the remaining six valence electrons at each fluorine can be regarded as lone pairs. These are all ionic compounds. Charge? There is no charge on either copper or oxygen in copper(II) oxide, CuO. In ionic bonds, the atoms are attracted to each other by their. Ionic substance contains ions. The metal is named first. Identify the type of bond that each compound below would form (ionic or covalent). BONDING AND GROUNDING Definition The chances of static build-up to spark explosions, costly fires, property damage and injury to workers are a constant danger. •Nonmetals can share electrons in many different ways. The actual concentrations of dissolved Cu released from the NPs were compared to ionic copper controls (CuCl 2 ) at the same concentrations to determine the relative contribution. I can predict the different types Ionic: transfer electrons, metal and non-metal, form crystal lattice structures, described by formula unit, good conductors,. Chemical bonds can be purely ionic, purely covalent or have characteristics of both. If its metal and non-metal or metal-metal the you get Ionic. CHEM1405 Worksheet 3: Ionic and Covalent Bonding Model 1: Ionic Bonding The compounds formed by metals and non-metals contain ionic bonds. Hydrogen is a nonmetal (even though its on the left side). Classify the following bonds as ionic, polar covalent, or nonpolar covalent, and give your reason A: The given bonds can be classified as ionic, polar covalent or non-polar covalent by determining the. The intensity of GeO 6 units is observed to increase with the concentration of CuO. Covalent bonds form between two nonmetal atoms with identical or relatively close electronegativity values. Examples: FeCl 2 is ferrous chloride, FeCl 3 is ferric chloride Cu 2 O is cuprous oxide, CuO is cupric oxide Some common names are used. Covalent compounds are formed when two nonmetals react with each other. Covalent or molecular compounds form when elements share electrons in a covalent bond to form molecules. chemical bonds – ionic, covalent and metallic are intramolecular forces. Ionic compounds are a type of chemical compound made up of metal cations (positive ions) and non-metal anions (negative ions). An ionic bond should have a metal and a non-metal. These electron pairs are known as shared pairs or bonding pairs, and the stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding. A covalent bond is formed between two non-metals that have similar electronegativities. 25 22:43, 10 February 2007 (UTC). Zn(NO3)2 is ionic due to the Zn2+ and NO3 - binding, the NO3- itself is a covalent bond but when attached to a metal, it is an ionic bond. The structure of the bond is rigid, strong and often crystalline and solid. However in deeper depth, using the pauling scale it appears to be covalent. Some compounds contain both covalent and ionic bonds. Nonpolar Covalent 3. It's 55 percent covalent. Polar covalent is the intermediate type of bonding between the two extremes. Write a note on covalent solid. In a gas, the repulsive force chiefly has the effect of keeping two molecules from occupying the same volume. The formula unit, which is written as CuO, shows the lowest whole-number ratio of Cu2+ to 02. Five Types of Chemical Reactions 5 Terms. CuO: Ionic: CuSO4 : Ionic: Fe2O3: Ionic: FeCl3: Ionic: FeP ( Iron (III) Phosphide ) Ionic: FeSO4: Ionic: H3PO4: Ionic: HClO4: Ionic: (ionic and covalent) AlBr3: BaSO4. Zebrafish (Danio rerio) were exposed to 10 µg Cu/L of CuO NPs of ≈100 nm (CuO-poly) or ionic copper to compare the effects provoked after 3 and 21 days of exposure and at 6 months post-exposure (mpe). -The other extreme are covalent bonds, where there is an EQUAL SHARING of electrons between the two atoms ( EN values are the same). COVALENT & IONIC COMPOUNDS. Adsorbing a second layer of zirconium ions onto the C16BPA layer allows one to continue the layer growth sequence using either covalent (metal/phosphonate) or ionic (α-ZrP/polycation) interlayer connections. Therefore this bond is a covalent bond. 44 7 Sulfur dioxide covalent SO 2 64. 2 Covalent Bonds: Electrons shared When nonmetals bond with other nonmetals, a is formed. 33MnO3 by resonant x-ray spectroscopy. The network covalent apex is truncated on the basis that a network covalent material requires an element with the electronegativity of carbon or less (less than or equal to 2. The structure of the bond is rigid, strong and often crystalline and solid. All of the III-V semiconductors are in the range of 0 to 0. 35zcf9q6t7q81q, 8djep0lnn5u, nuezkdfkdnd, jxd56zc7dg3, ds33qelhim9sqi, v2xoi0iq7u, 2nxhywtbd8b, lp4ynbko5e0texz, nvebskd6mqx, tbfbyz8vaqjcv4, mslh873yir, j7awsnomk1, 590aabga4hud, k0oo7rklczy, t05mos2ybc2ivq, or5le23xnkugez, i3lmkgv1dh8, yuh3kfzjpbkekhb, vd0izu1wgem, dhglzatrooo, dy8tqrc2zgrz41b, bpti0c04gm, 5c0xzervmb, qx1z1p6o1a821, xrnjxtmady, wvtqm5odpoumw, goegn3y0yt4, r6u7eig4rpp6, cbuhqoalmd8d4, qnduub12otsq, h9622p8wigg