Solved: Ionic Bonding (Section)(a) Does the lattice energy
Chapter , Problem 24E(choose chapter or problem)
Problem 24E
Ionic Bonding (Section)
(a) Does the lattice energy of an ionic solid increase or decrease
(i) as the charges of the ions increase, (ii) as the sizes of the ions increase?
(b) Arrange the following substances not listed in Table according to their expected lattice energies, listing them from lowest lattice energy to the highest: MgS, KI, GaN, LiBr.
Table Lattice Energies for Some Ionic Compounds
Compound |
Lattice Energy (kJ/mol) |
Compound |
Lattice Energy (kJ/mol) |
LiF |
1030 |
MgCl2 |
2326 |
LiCl |
834 |
SrCl2 |
2127 |
LiI |
730 |
||
NaF |
910 |
MgO |
3795 |
NaCl |
788 |
CaO |
3414 |
NaBr |
732 |
SrO |
3217 |
NaI |
682 |
||
KF |
808 |
ScN |
7547 |
KCl |
701 |
||
KBr |
671 |
||
CsCl |
657 |
||
CsI |
600 |
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