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# Lattice Energy

APCHEM-XGKV8V

You are given the lattice energy for certain ionic compounds in the chart below.

Which of the following orders the chloride compounds in increasing order in terms of heat of formation?

Compound Lattice energy (kJ/mol)
$LiF$ 1030
$LiCl$ 834
$NaF$ 910
$NaCl$ 788
$KF$ 808
$KCl$ 701
$CsCl$ 657
$MgCl_2$ 2326
A

$MgCl_2 < CsCl < KCl < NaCl < LiCl$

B

$LiCl < NaCl < KCl < CsCl < MgCl_2$

C

$MgCl_2 < LiCl < NaCl < KCl < CsCl$

D

$CsCl < KCl < NaCl < LiCl < MgCl_2$