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The number of incorrect statement/s from the following is/are

A. Water vapours are adsorbed by anhydrous calcium chloride.
B. There is a decrease in surface energy during adsorption.
C. As the adsorption proceeds, ΔH becomes more and more negative.
D. Adsorption is accompanied by decrease in entropy of the system

Option: 1

2


Option: 2

-


Option: 3

-


Option: 4

-


Answers (1)

best_answer

A & C are incorrect

\mathrm{CaCl_{2}}  absorbs water vapour.

As adsorption proceeds,
\mathrm{\Delta H}  becomes less negative.

Posted by

Pankaj Sanodiya

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