1.

Which of the following is electron deficient ?

Answer»

`PH_(3)`
`(CH_(3))_(2)`
`BH_(3)`
`NH_(3)`

SOLUTION :`NH_(3),PH_(3) - ` electron rich,
`CH_(3) - CH_(3) -` COVALENT neutral MOLECULE,
`BH_(3)` - electron deficient


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