1.

Assertion (A) : The vapour pressure of a solution containing non-volatile solute is less thanthe vapour pressure of pure solvent.Reason (R) : In the case of a solution of a non-volatile solute, some of the surface positionsare occupied by the solute.

Answer»

Both Assertion (A) and REASON (R) are CORRECT statements, and Reason (R) is the correct EXPLANATIONOF the Assertion (A).
Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanationof the Assertion (A).
Assertion (A) is correct, but Reason (R) is INCORRECT statement,
Assertion (A) is incorrect, but Reason (R) is correct statement.

Answer :A


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