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

Options

A. `[BF_(4)^(-)` and `NH_(4)^(+)]`
B. `[BCl_(3)` and `BrCl_(3)]`
C. `[NH_(3)` and `NO_(3)^(-)]`
D. `[NF_(3)` and `BF_(3)]`

Answer

A

Explanation

`BF_(4)^(-)` and `NH_(4)^(+)` involve `sp^(3)` hybridisation and are tetrahedral.