Assertion :d-block elements are called transition metals. Reason: f-block elements are called inner-transition metals.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
d-block elements are called transition metals while f-block elements are called inner-transition metals.

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(a) Both assertion and reason are correct and the reason is correct explanation of assertion
(b) Both assertion and reason are correct, but reason does not explain assertion.
(c) Assertion is correct, but reason is incorrect
(d) Both assertion and reason are incorrect
(e) Assertion is incorrect but reason is correct.

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Assertion :d-block elements are called transition metals. Reason: f-block elements are called inner-transition metals.

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertiond-block elements are called transition metals while f-block elements are called inner-transition metals.

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
d-block elements are called transition metals while f-block elements are called inner-transition metals.