1.

Assertion : The HF_(2)^(-) ion exists in the solid state & also in liquid state but not in aqueous state. Reason : The magniture of hydrogen bonds among HF molecules is weaker than that in between HF and H_(2)O.

Answer»

If assertion is true but the REASON is FALSE
If assertion is false but reason is true
If both assertion and reason are true and the reason is the CORRECT EXPLANATION of assertion
If both assertion and reason are true and the reason is not the correct explanation of assertion

Answer :C


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