1.

Assertion (A) : Water vapours are adsorbed by anhydrous CaCl_2 but absorbed by silica gel. Reason (R) : The accumulation of molecular species at the surface rather than in the bulk of solid or liquid is called adsorption.

Answer»

Both ASSERTION (A) and REASON (R) are CORRECT statements, and Reason (R) is the correct EXPLANATION of the Assertion (A).
Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A)
Assertion (A) is correct, but Reason (R) is incorrect statement.
Assertion (A) is incorrect, but Reason (R) is correct statement

ANSWER :D


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