(i) At 298 K the volume of NH 3 adsorbed by 1g of charcoal …

Chemistry Surface Chemistry General Single Correct MCQ

Published on: August 14, 2026

(i) At 298 K the volume of NH 3 adsorbed by 1g of charcoal is higher than that of H 2 under similar conditions.

(ii) The movement of collodial particles towards the oppositely charged electrodes on passing electric current is known as Brownian movement

T, T

T, F

F, T

F, F

Text Solution

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The correct answer is:

(i) NH 3 is easily liquefiable, so ordered more than H 2 .

(ii) This phenomenon is known as electrophoresis, not Brownian movement

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