1.

The coordination number of Ni^(2+) is 4 NiCl_(2)+KCN ("excess")rarr A("cyano complex") A + conc. HCl ("excess")rarr B ("chloro complex") The hybridisation of A and B are

Answer»

`DSP^(2), SP^(3)`
`sp^(3), sp^(3)`
`dsp^(2), dsp^(2)`
`sp^(3)d^(2), d^(2)sp^(3)`

SOLUTION :`A=dsp^(2), B = sp^(3)`


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