The Increase in the rate of reaction with an increase in temperature is mainly due to:

increase in collision frequency

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decrease in activation energy

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increase in the number of molecules having threshold energy

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increase in the pre-exponential factor

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Solution

The correct option is A increase in collision frequency
Increase in temperature increases the kinetic energy of molecules due to which number of collisions increase. This in turn increases collision frequency.

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Similar questions

Which of the following statements are in accordance with the Arrhenius equation?
(a) Rate of a reaction increases with increase in temperature
(b) Rate of a reaction increases with a decrease in activation energy
(c) Rate constant decreases exponentially with an increase in temperature
(d) Rate of reaction decreases with a decrease in activation energy

An increase in pressure increases the rate of reaction due to the increase in the number of collisions among the molecules.

Q. Assertion: Reactions happen faster at higher temperatures.
Reason: As temperatures increase, there is also an increase in the number of collisions with the required activation energy for a reaction to occur.

Q. An increase in temperature increases the number of molecules having energy ______ threshold energy.
1. more than
2. less than
3. equal to
4. none of the above

Choose the correct answer.

Q. Assertion :Rate of reaction increases with increase in temperature. Reason: Number of effective collisions increases with increase in temperature.

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The Increase in the rate of reaction with an increase in temperature is mainly due to:

The correct option is A increase in collision frequencyIncrease in temperature increases the kinetic energy of molecules due to which number of collisions increase. This in turn increases collision frequency.

The correct option is A increase in collision frequency
Increase in temperature increases the kinetic energy of molecules due to which number of collisions increase. This in turn increases collision frequency.