In which of the following O-N-O bond angles is highest ?

Options

A. `NO_(2)^(+)`
B. `NO_(3)^(-)`
C. `NO_(2)^(-)`
D. none

Answer

A

Explanation

`Olarr overset(o+)(N)=P`
`sp`, bond angle `=180^(@)`
`180^(@)` is highest bond angle