Assertion : $L i_{2} S O_{4}$ does not form double salt like alum. Reason: Li reacts with $N H_{3}$ gas to form $L i N H_{2}$ .

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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Assertion is incorrect but Reason is correct

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Solution

The correct option is C Assertion is correct but Reason is incorrect
Li doesnt even reacts with $N H_{3}$ . and Li/liq ammonia is used as strong reducing agent.
But $L i_{2} S O_{4}$ does not form double salt like alum.

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