1.

The correct order of basic strength of hydrides of group-15 is ............

Answer»

`NH_(3) GT PH_(3) gt AsH_(3) gt SbH_(3) gt BiH_(3)`
`BiH_(3) gt SbH_(3) gt AsH_(3) gt PH_(3) gt NH_(3)`
`BiH_(3) gt NH_(3) gt PH_(3) gt AsH_(3) gt SbH_(3)`
`NH_(3) gt BiH_(3) gt SbH_(3) gt AsH_(3) gt PH_(3)`

Solution :BASIC strength decreases with the decrease in electronegativity of central atom.


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