Chemical Kinetics-Activation Energy (NEET Chemistry): Questions 6 - 7 of 7

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Question number: 6

» Chemical Kinetics » Activation Energy

MCQ▾

Question

The rate of reaction triples when temperature changes from 20℃ to 50℃. Calculate energy of activation for the reaction (R = 8.314J/K. mol)?

Choices

Choice (4) Response
a.

288IkJ/mol

b.

28.811kJ/mol

c.

2.881kJ/mol

d.

0.288kJ/mol

Question number: 7

» Chemical Kinetics » Activation Energy

MCQ▾

Question

The rate of reaction can be increased in general by all the following factors expect?

Choices

Choice (4) Response
a.

By increasing the concentration of reactants

b.

By increasing the temperature

c.

By increase in activation energy

d.

Using a suitable catalyst

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