Home Chemistry D and F - Block Elements Assertion Reason For the following Assertion and Reason, the …
Chemistry D and F - Block Elements Assertion Reason Single Correct MCQ
Published on: August 13, 2026

For the following Assertion and Reason, the correct option is

Assertion : For hydrogenation reactions, the catalytic activity increases from group 5 to group 11 metals with maximum activity shown by group 7-9 elements.
Reason : The reactants are most strongly adsorbed on group 7-9 elements.

A
Both assertion and reason are true and the reason is the correct explanation for the assertion.
B
Both assertion and reason are true but the reason is not the correct explanation for the assertion.
C
The assertion is true, but the reason is false.
D
Both assertion and reason are false.

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The correct answer is:
A
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