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`A=1s^(2)2s^(2)2p^(4) B=1s^(2)2s^(2)2p^(5)` `C=1s^(2)2s^(2)2p^(6)` (One of A/B/C is neutral atoms) A,B&C are atoms/anion of same element. Then :-A. `B_(g)+e^(-)toC_(g)` is exothermicB. `A_(g)toA_(g)^(+)+e^(-)` is exothermicC. `C_(g)toA_(g)+2e` is exothermicD. `B_(g)toA_(g)+e^(-)` is exothermic

Answer» Correct Answer - C


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