Correct order of electron affinity is : (a) \( \mathrm{O}^{-}\mathrm{S} \) (b) \( \mathrm{Na}^{+...

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Correct order of electron affinity is :
(a) \( \mathrm{O}^{-}\mathrm{S} \)
(b) \( \mathrm{Na}^{+}\mathrm{K}^{+} \)
P
(c) \( \mathrm{N}^{-}\mathrm{P} \)
(d) \( \mathrm{P}^{-}\mathrm{P} \)
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