Q.

Statement I : With increase in temperature rate of both exo and endothermic reactions increases.

Statement II : Increasing the temperature of the substance decreases the fraction of molecules which collide with energies greater than Ea.

In the light of above 2 statements, choose the correct answer.

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a

Both statements I & II are incorrect

b

Statement I is correct, but statement II is incorrect

c

Statement II is correct but statement I is incorrect.

d

Both the statements I & II are correct

answer is B.

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Detailed Solution

Increasing temperature, increase the fraction of molecules which collide with energies greater than Ea.

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Statement I : With increase in temperature rate of both exo and endothermic reactions increases.Statement II : Increasing the temperature of the substance decreases the fraction of molecules which collide with energies greater than Ea.In the light of above 2 statements, choose the correct answer.