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Lewis Theory

Assertion : ...

Question

Assertion : $S F_{4}$ can act as Lewis acid.
Reason :The compound which contains vacant d-orbitals can act as Lewis acid.

A

Assertion and Reason are true, Reason is correct explanation of Assertion.

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B

Assertion and Reason are true. Reason is not correct explanation of Assertion.

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C

Assertion is true but Reason is false

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D

Assertion is false but Reason is true.

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Solution

The correct option is A Assertion and Reason are true, Reason is correct explanation of Assertion.
Lewis acid => an electron acceptor
In $S F_{4}$ sulphur has vacant d orbitals in which it can accommodate the electron pair from other species.
So Reason is correct explanation of Assertion.

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Similar questions

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

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(c)

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Reason: Phenol is a weaker acid than carbonic acid.

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Reason: A figure formed by straight lines only is called a rectilinear figure.
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