1.

Assertion : Gases such as SO_2, NH_3, HClare easily adsorbed. Reason : Adsorption is a surface phenomenon

Answer»

(A) and (R) are true and (R) is the correct EXPLANATION of (A)
Both (A) and (R) are true but (R) does not explain (A)
(A) is true but (R) is FALSE
Both (A) and (R) are false

Answer :B


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