Chemistry Hard PMS Uploaded: 04 Sep 2026

What is electron affinity?

A Ability to attract shared electrons
B Energy needed to remove an electron
C Energy to break a bond
D Energy change when an atom gains an electron

Correct Answer: Option D — Energy change when an atom gains an electron

Explanation:

Electron affinity is the energy change that occurs when a neutral gaseous atom gains an electron to form a negative ion, and it is usually released, making the value negative for most elements.

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Subject	Chemistry
Difficulty	Hard
Exam Types	pms
Correct	Option D

What is electron affinity?

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