1.

Amongst the following elements (whose electronic configurations are given below), the one having the highest ionization enthalpy is ……….. .

Answer»

`[Ne] 3S^(2) 3p^(1)`
`[Ne] 3s^(2) 3p^(2)`
`[Ne] 3d^(10) 4s^(2) 4P^(3)`
`[Ne] 3s^(2) 3p^(3)`

Answer :d


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