The given graph/data l, II, Ill and V represent general trends observed for different physisorption and chemisorption processes under mild conditions of temperature and pressure Which of the following choice(s) about I,II, III and V is (are) correct?

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I is physisorption and II is chemisorption

I is physisorption and III is chemisorption

IV is chemisorption and II is chemisorption

IV is chemisorption and III is chemisorption

answer is A.

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Detailed Solution

(1) I is physisorption and II is chemisorption - thus, (1) is correct.(2) Graph II is physisorpton - thus, (2) is incorrect.(3) Graph IV represents potential energy diagram for the formation of covalent bond - thus it is chemisorption - thus, (3) is correct.(4) Since, III is physisorption - thus, (4) is incorrect.

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