Chemical Bonding And Molecular Structure Ques 75

75. Which one of the following pairs is isostructural (i.e., having the same shape and hybridization)?

[2012]

(a) $[BCl_3$ and $BrCl_3^{-}]$

(b) $[NH_3$ and $NO_3^{-}]$

(c) $[NF_3$ and $BF_3]$

(d) $[BF_4^{-}$and $NH_4^{+}]$

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Answer:

Correct Answer: 75.(d)

Solution:

(d) $BF_4^{-}$hybridisation $s p^{3}$, tetrahedral structure.

$NH_4^{+}$hybridisation $s p^{3}$, tetrahedral structure.