1.

The correct electron affinity order of `N,O,S,Cl` is:A. `O lt N lt Cl lt S`B. `Cl gt O gt S gt N`C. `N lt O lt S lt Cl`D. `N = Cl gt O = S`

Answer» Correct Answer - C
` {:(2nd "period",N,O),(3rd "period",S,Cl),(EA^(3rd) "period"gt,EA^(2n),period):}`
(more repulsion of electrons)
`Cl gt Sgt O gt N`.


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