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The correct statements among the following about solid catalysts is -

a.	Same reactants may give different products by using different catalysts
b.	Catalyst does not change ∆ H of reaction
c.	Catalyst is required in large quantities to catalyse reactions
d.	Catalytic activity of a solid catalyst does not depend upon the strength of chemisorption

1. a and b
2. b and c
3. c and d
4. a and d

Subtopic: Catalyst |

71%

Level 2: 60%+

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The correct statement regarding changes in the catalyst during a reaction is -

a. Physical

b. Qualitative

c. Chemical

d. Quantitative

1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)

Subtopic: Catalyst |

Level 3: 35%-60%

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