The decreasing order of the second ionization potential of …

Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Alkaline Earth Metals Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

The decreasing order of the second ionization potential of Mg, Ca and Ba is

Mg > Ca > Ba

Ca > Ba > Mg

Ba > Mg > Ca

Mg > Ba > Ca

Text Solution

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The correct answer is:

( a ) Both 1 st and 2 nd ionization energies decrease down the group.

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