CameraIcon

SearchIcon

MyQuestionIcon

3

You visited us 3 times! Enjoying our articles? Unlock Full Access!

Coloured Compounds

According to ...

Question

According to the adsorption theory of catalysis, the speed of the reaction increases because :

A

adsorption produces heat which increases the speed of the reaction

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

the concentration of reactant molecules at the active centres of the catalyst becomes high due to adsorption

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

in the process of adsorption, the activation energy of the molecules become large

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

adsorption lowers the activation energy of the raction

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is C adsorption lowers the activation energy of the raction
According to this theory, catalyst changes the value of activation energy which can be crossed by the reactants easily and consequently products are formed and speed of the reaction increases.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Which of the following factors are responsible for the increase in the rate of a surface catalysed reaction?
I. A catalyst provides proper orientation for the reactant molecules to react
II. Heat of adsorption of reactants on a catalyst helps reactant molecules to.overcome activation energy
III. The catalyst increases the activation energy of the reaction
IV. Adsorption increases the local concentration of reactant molecules on the surface of the catalyst
Select the correct answer using the codes given below:

Q. Which of the following factors are responsible for the increase in the rate of a surface catalyzed reaction?
(i) A catalyst provides proper orientation for the reactant molecules to react.
(ii) The heat of adsorption of reactants on a catalyst helps reactant molecules to overcome activation energy.
(iii) The catalyst increases the activation energy of the reaction.

Q. Which of the following factors are responsible for the increase in the rate of a surface catalyzed reaction?
1)A catalyst provides proper orientation for the reactant molecules to react
2)Heat of adsorption of reactants on a catalyst helps reactant molecules to overcome activation energy
3)The catalyst increases the activation energy of the reaction
4)Adsorption increases the local concentration of reactant molecules on the surface of the catalyst.
Select the correct answer using the code given below :

Q. According to adsorption theory of catalysis, the speed of reaction increases because:

Q. According to adsorption theory of catalysis, the rate of reaction increases with the use of a catalyst because:

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Colored Compounds

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Coloured Compounds

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon