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Assertion : H(2) molecule is more stable...

Assertion `: H_(2)` molecule is more stable than `He-H ` molecule .
Reason `:` The antibonding electron in `He-H` molecule decreases the bond order thereby the stability.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
a
Bond order for `H_(2)=1`
Bond order for `He-H=(1)/(2)`.
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