1.

Which of the order for ionisation energy is correct

Answer»

`BegtBgtCgtNgtO`
`BltBeltCltOltN`
`BltBeltCltNltO`
`BltBeltNltCltO`

SOLUTION :Ionisation energy increases ACROSS the period but DUE to stable half FILLED configuration of VA group, its I.E. is more than VI-A group.


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