10. Which of the following elements is the most electronegative? c. Chlorine a. Carbon b. Vanadium e. Охуgen d. Sodium

Q: 1. chemical bond A. The attraction between atoms resul the sharing of electrons or the tran:…

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Q: These types of atoms make covalent bonds because they have a strong for the electrons from other…

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Q: According to the Lewis model, what is a chemical bond?

A: Lewis dot structure - It is the structural representation of the molecule which is shown by the…

Q: How many grams of gaseous MgCl, are needed to give the same electrostatic attractive energy as 0.5…

A: The ionic bond will be generated through the electrostatic attraction force between the species…

Q: define molecules and chemical bonds?

A: Definition of molecules and chemical bond is given below-

Q: The lattice energy of Lif

A: The given molecule is lithium fluoride (LiF).

Q: What is Lewis Structures?

A: The lewis structure has to be defined below.

Q: 1. Calculate the lattice energy of LiF, given the following: Li(s) + ¼F:(g) → LiF(s) AH? =-617 kJ…

A: Given 1.) Li(s) + 1/2F2(g) →LiF(s)  enthalpy of formation of lithium fluoride , ∆Hof = -617 kJ 2.)…

Q: A more electronegative atom _ a. will have more attraction to the electrons in a chemical bond b.…

A: Atom may be electropositive or electronegative depending on their tendency of an atom to lose or…

Q: What determines molecular polarity?

A: The molecular polarity of a molecule can be identified on the basis of polarity of a bond and its…

Q: Calculate the approximate value for ΔH using bond energies for the following reaction:…

A: During chemical reactions, the bonds between atoms may break, reform or both to either absorb or…

Q: Is this Lewis Structure for Carbon correct or incorrect?

A: Lewis structure is a simplified representation of the valence shell electrons in a Molecule.

Q: What are three reasonable resonance structures?

A: The original molecule is

Q: Based on data in Table 8.1, estimate (within 30 kJ/mol) thelattice energy for (a) LiBr, (b) CsBr,…

A: (a) The ionic compound LiBr has cation Li+ and anion Br-. The lattice energy for LiBr is the amount…

Q: How many covelent bonds are normally formed by the element Fluorine (F)?

A: Covalent bond: mutual sharing of electrons between two atoms is known as covalent bond.

Q: Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. The…

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Q: Arrange the following four ionic compounds in order of increasing lattice energy (from left to…

A: Lattice energy is amount of energy required to separate one mole of ionic compound in to its gaseous…

Q: What are the three basic types of chemical bonds? What happens to electrons in the bonding atoms in…

A: The three basic types of bonds are: 1) Ionic bond 2) Covalent bond 3) Metallic bond

Q: What is the most electronegative element?

A: Given information,      Most electronegative element

Q: What are Polar and ionic compounds?

A: When an atom's valence shell is equipped with electrons or when the octet rule is followed, several…

Q: How does electronegativity differ from electron affinity?

A: Given terms,          Electronegativity and electron affinity

Q: A more electronegative atom A) will have more attraction to the electrons in a chemical bond. B) is…

A: Electronegativity of any element is defined as the tendency to attract the electrons towards itself.…

Q: Use Lewis structures to explain why Br3 - and I3- are stable, while F3 - is not.

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Q: Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. The…

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Q: When H* forms a bond with H,O to form the hydronium ion H,O", this bond is called a coordinate…

A: There are mainly three types of bonds, ionic, covalent, and coordinate.

Q: Lewis structure for selenium (Se)

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Q: Oxygen is more electronegative than nitrogen? True or false? Explain how?

A: Oxygen is more electronegative than nitrogen - True   Atomic size, electron affinity,…

Q: When a large number of metal atoms pool their valence electrons and share them all together, what…

A: Metals have low ionisation energy which allows them to lose electrons easily.

Q: Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. The…

A: Given that , The enthalpy of formation of MX is Δ∘f=−501 kJ/mol.   The enthalpy of sublimation of M…

Q: Arrange the ionic species below from lowest to highest potential energy. NaCl, MgCl2, CaCl2, MgSO4.…

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Q: Review the types of chemical bonds and then describe how ionic bonds and covalent bonds are…

A: Main types of chemical bonds are Covalent bond ,ionic bond , hydrogen bond and metallic bond .

Q: Construct a Born–Haber cycle for the formation of the hypotheticalcompound NaCl2, where the sodium…

A: Lattice energy is the energy change for the conversion of an ionic compound in the gaseous state…

Q: of H2 are combined under, which would be considered the limiting reactant? Part 2) How many grams of…

A: Given,  Molar mass = 17 g/mol Moles of H2 = 3.90 mol Moles of N2 = 3.36 mol Balanced chemical…

Q: Consider the Lewis structure of nitrogen molecule, N2. Count the number of bonding electrons in the…

A: Given : We have to write the Lewis structure of N2.

Q: What is ionization energy?  What is electronegativity

A: 1.  Ionisation energy is the minimum amount of energy required to remove the outermost electron from…

Q: Why do sodium ion and choride ion form a compound?   A) The energy of the formation of the negative…

A: In any system, if the required energy is less than the released energy then the system will be…

Q: 12. Bond breaking is an endothermic process. Bond energy is the energy needed to break or form one…

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Q: What are chemical bonds? How are they formed?

A: Chemical bond is the attraction  between atoms and ions to form a stable molecule . Chemical  bond…

Q: Which statement is NOT correct regarding the lattice energy of an ionic solid? O a. It is the energy…

A: Lattice energy : When one mole of a an ionic compound is formed from its constituent ions in gaseous…

Q: What is wrong with this Lewis structure? The shape is not of concern

A: Carbon is a non-metal that has 4 electrons in its valance shell. It can share 4 of its electrons…

Q: 15. A covalent bond is one where a) An atom, molecule or ion that contains an unpaired electron b)…

A: For a covalent bond to be formed, two atoms are required. This statement says that only a single…

Q: The Lewis structure shown below is not a valid Lewis structure. What statement best describes the…

A: Lewis structures help to visualize the valence electrons around each atom in the molecules. It helps…

Q: 10. What are shared in covalent bonds?

A: 1. Covalent bond : Due to sharing of electrons in between to atoms covalent bond is formed. Note:…

Q: Draw the Lewis structure for nitric acid (HNO₃). How many TOTAL likely resonance structures exist…

A: The Lewis structure of HNO3 consists of 24 valence electrons in total.  The Lewis dot structure of…

Q: Use the bond energies in the table to estimate the enthalpy of reaction for the formation of sulfur…

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Q: use the reaction equation and bond energies to answer the question.  2H2O -> 2H2 + O2 H-O: 467…

A: use the reaction equation and bond energies to answer the question.  2H2O -> 2H2 + O2

Q: Consider the ionic compounds KF, NaCl, NaBr, and LiCl.(a) Use ionic radii (Figure 7.8) to estimate…

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