1.

The hybridisation of N in O _(2) ^(+), NO _(3) ^(-)and NH _(4) ^(+) respectively is

Answer»

`SP^(2), sp^(3), sp`
`sp, sp^(3), sp^(2)`
`sp, sp^(2), sp^(3)`
`sp^(2), sp, sp^(3)`

ANSWER :4


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