1.

Among the following the electron deficient compound is

Answer»

`BCl_(3)`
`"CCl"_(4)`
`PCl_(5)`
`BeCl_(2)`

Solution :In `BCl_(2)`, boron contains six electrons in its VALENCE shell so, it is capable to accommodate one PAIR of electrons. Hence it acts as Lewis acid or electron deficient (incomplete octate) compound. As we KNOW that Lewis acids are the substancehaving a tendency to accept a pair of electron.


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