1.

Which of the following elements will have the highest electron affinity?(a) Chlorine(b) Nitrogen(c) Phosphorus(d) Flourine

Answer»

Correct option (a) Chlorine

Explanation:

In general, electron affinity decreases down the group. But due to inter-electronic repulsions in small sized F-atom, chlorine has larger E.A., than that of F.



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