How does temperature affect reaction rate?

It usually increases it

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It always decreases it

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It always increases it

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Reaction rate is independent of temperature

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It usually decreases it

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Solution

The correct option is A It usually increases it
The main reason that temperature increases the rate of reaction is that more of the colliding particles will have the necessary activation energy resulting in more successful collisions (when bonds are formed between reactants).

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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

Q. The density of the water always increases with the decrease in temperature.

Q. Which among the following statement is false?
A. Chemisorption is reversible in nature
B. Particle size of adsorbent will not affect the amount of adsorption
C. Increase of pressure increases amount of adsorption
D. Increase of temperature always decreases the amount of adsorption

Q. The rate of reaction usually decreases with time.

Which of the following statements is correct ?
(a) The rate of reaction decreases with passage of time as the concentration of reactants decreases
(b) The rate of reaction is same at any time during the reaction
(c) The rate of a reaction is independent of temperature change
(d) The rate of a reaction decreases with increase in concentration of reactant (s)

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How does temperature affect reaction rate?

The correct option is A It usually increases itThe main reason that temperature increases the rate of reaction is that more of the colliding particles will have the necessary activation energy resulting in more successful collisions (when bonds are formed between reactants).

The correct option is A It usually increases it
The main reason that temperature increases the rate of reaction is that more of the colliding particles will have the necessary activation energy resulting in more successful collisions (when bonds are formed between reactants).