1.

The species having pyramidal shape is

Answer»

`SO_(3)`
`BrF_(5)`
`SiO_(3)^(2-)`
`OSF_(2)`

SOLUTION :`SO_(3)` (PLANAR), `BrF_(5)` (T-shaped) and `SiO_(3)^(2-)` (planar). However, `OSF_(2)` like `OSCl_(2)` is pyramidal.


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