1.

Assertion (A) : Gases do not liquefy above their critical temperature even on applying high pressure. Reason (R ) : Above critical temperature, the molecular speed is high and intermolecular attractions cannot hold the molecules together because they escape because of high speed.

Answer»

Both A and R are TRUE and R is the CORRECT explanation of A.
Both A and R are true R is not the correct explanation of A.
A is true but R is FALSE.
A is false but R is true.

Answer :A


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