Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) NEET Previous Year Question - P Block XII Which of the following has the greatest elec…
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) NEET Previous Year Question - P Block XII Single Correct MCQ
Published on: August 13, 2026

Which of the following has the greatest electron affinity?

A
I
B
Br
C
D
Cl

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The correct answer is:
D

In general, the electron affinity decreases from top to bottom in a group. But in group 17, fluorine has lower electron affinity as compared to chlorine due to very small size of fluorine atom.

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