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Tardigrade
Question
Chemistry
Which of the following compounds will have the largest lattice energy?
Q. Which of the following compounds will have the largest lattice energy?
67
151
NTA Abhyas
NTA Abhyas 2022
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A
A
lB
r
3
B
C
a
O
C
L
i
B
r
D
M
g
B
r
2
Solution:
Lattice energy
∝
d
2
q
1
q
2
A
lB
r
3
=
5361
k
J
/
m
o
l
;
M
g
B
r
2
=
2440
k
J
/
m
o
l
C
a
O
=
3401
k
J
/
m
o
l
;
L
i
B
r
=
807
k
J
/
m
o
l
.
Hence,
A
lB
r
3
have the largest lattice energy.