Multiple choice

Down a group, electron affinity

The amount of energy released when an electron is added to a neutral atom or molecule in the gaseous state to form a negative ion:

 X + e → X + energy

  1. decreases

  2. increases

  3. remains the same

  4. increases and then, decreases

  5. decreases and then, increases

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

While going down in a group, electron affinity value decreases.