Question
Chemistry Question on Classification of elements & periodicity in properties
Which of the following elements will have the highest electron affinity ?
A
Chlorine
B
Nitrogen
C
Phosphorus
D
Fluorine
Answer
Chlorine
Explanation
Solution
In general, electron affinity decreases down the group. But due to inter-electronic repulsions in small sized F-atom, chlorine has got larger E.A. than that of F.