Edzy
AI TutorResourcesToolsCompareBuy
SearchDownload AppLogin
Edzy

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

CK
Question Practice

What is the effect of a catalyst on the activation energy of a reaction?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 12
Chemistry
Chemistry - I
Chemical Kinetics
Question Bank

What is the effect of a cataly...

Single Answer MCQ
Q-00083312

What is the effect of a catalyst on the activation energy of a reaction?

1

It raises the activation energy.

2

It lowers the activation energy.

3

It has no effect on activation energy.

4

It eliminates the need for activation energy.

Previous QuestionNext Question

Video Explanation

Answer

Solution:

Watch Video Solution

Login to get access

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What is the order of a reaction if the rate law is expressed as rate = k[A]^2?

Single Answer MCQ
View explanation
Q2.

If the rate constant k for a first-order reaction is 3.0 s^-1, what is the half-life of the reaction?

Single Answer MCQ
View explanation
Q3.

In a zero-order reaction, how does the rate change as the concentration of reactants decreases?

Single Answer MCQ
View explanation
Q4.

Which of the following statements about first-order reactions is true?

Single Answer MCQ
View explanation