1.

Assertion . The HF_(2)^(-) ion exists in the solid state and also in the liquid state but not in aqueous solution . Reason . The magnitue of hydrogen bonds inbetween HF -HF moelcules is weaker than that inbetween HF and H_(2) Omolecules.

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 both assertion and reason are incorrect.

Solution :R is the correct explanation of A .


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