In which of the following pairs, the two species are isostructural :

Options

A. `BrO_(3)^(-)` and `XeO_(3)`
B. `SF_(4)` and `XeF_(4)`
C. `SO_(3)^(2-)` and `NO_(3)^(-)`
D. `BF_(3)` and `NF_(3)`

Answer

A

Explanation

Both `BrO_(3)^(-)` and `XeO_(3)` involve `sp^(3)` hybridisation of central atom and have one lone pair of electron. These have pyramidal shape.