`BCl_3` molecule is planar while `NCl_3` is pyramidal because
A. `BCl_3` does not have lone pair on B but NCl has
B. B-Cl bond is more polar than N-Cl bond
C. N atom is smaller than B
D. N-Cl bond is more covalent than B-Cl bond

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1 Answers

Correct Answer - A
B in `BCl_3` is `sp^2` hybridised while, N in `NCl^3` is `sp^3` hybridised.

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