1.

Assertion :The oxidation number of fluorine in all its compounds is always-1 Reason :Fluorine is a highly reactive element .

Answer»

If both ASSERTION and Reason are CORRECT and Reason is the CORRECT explanation of the Assertion.
If both Assertion and Reason are CORRECT but Reason is not the CORRECT explanation of the Assertion.
If Assertion is CORRECT but Reason is INCORRECT.
If Assertion is INCORRECT but Reason is CORRECT.

Answer :B


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