Multiple choice

The ionization potential down a group

  1. decreases

  2. increases

  3. remains same

  4. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 Atomic radii and nuclear charge increases on moving down a group. But, the increase in atomic radii dominates over the increase in nuclear charge, thus decreasing the ionization potential or ionization energy down a group.

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