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32 solutions

Lattice Energy

Q. 3. Of the following solids, which would have the greatest lattice energy? Why? a. KF b. LiF c. CaO d. MgO

Solved • Mar 3, 2020

Lattice Energy

Q. 4. Of the following solids, which would have the highest melting point? Why? a. LiF b. LiCl c. LiBr d. LiI e. CsI

Solved • Mar 3, 2020

Lattice Energy

Q. Which of the following series correctly lists the salts in terms of increasing lattice energy? (a) MgO < CaO < SrO (b) LiCl < NaCl < NaF (c) RbCl < SrCl2 < MgCl2 (d) CaO < SrO < ScN (e) MgCl2 < NaCl < SrCl2

Solved • Mar 10, 2020

Lattice Energy

Q. Assume that in each pair of compounds below the type of crystal structure is similar. Consider the strength of the attractive force bonding the ions together in each compound. In which case would the relative strengths be ranked correctly? 1. LiCl > LiBr 2. NaI > LiI 3. MgCl2 < CaBr2 4. KF < KCl

Solved • Feb 24, 2020

Lattice Energy

Q. Which of the following would have the highest melting point? 1. RbF 2. KBr 3. KF 4. KCl 5. KI

Solved • Feb 24, 2020

Lattice Energy

Q. Theoretically, it should be harder to dissolve (NaCl / Al2S3) in water because the (higher / lower) the charge density of a substance, the lower its solubility. a) NaCl, higher b) Al2S3, lower c) Al2S3, higher d) NaCl, lower

Solved • Feb 3, 2020

Lattice Energy

Q. Which of the following ionic salts has the most exothermic lattice energy? SrO CaF2 Rb2O NaCl CaO

Solved • Nov 13, 2019