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UPSEE Solved Model Paper 6
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Question :
55 of 150
Marks:
+1
,
-0
B
C
l
3
is planar molecule whereas
N
C
l
3
is pyramidal because
B—Cl bond is more polar than N—Cl bond
N—Cl bond is more covalent than B—Cl bond
Nitrogen atom is smaller than boron atom.
B
C
l
3
has no lone pair of electrons but
N
C
l
3
has a lone pair of electrons
Validate
Solution:
Here B in
B
C
l
3
is
s
p
2
- hybrid. so the structure of
B
C
l
3
is trigonal planar. In
N
C
l
3
, N is
s
p
2
- hybrid, and it shows pyramidal structure due to presence of lone pair of electrons on N atom.
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