Correct order of electron affinity is/are:

CHEMISTRY · Single correct · A Level · Chemistry · Periodicity and periodic trends · Periodicity and periodic trends

Problem

Correct order of electron affinity is/are: (1) S>O\text{S} > \text{O} (2) Al>B\text{Al} > \text{B} (3) Mg>Na\text{Mg} > \text{Na} (4) P>N\text{P} > \text{N}

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