MCQ Class 10 Science Chapter 1 Chemical Reactions and Equation

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MCQ’s For All Chapters – Science Class 10th

1. Burning of coal is an example of:

Question 1 of 15

2. Photosynthesis is an example of:

Question 2 of 15

3. The reaction CH₄ + 2O₂ → CO₂ + 2H₂O is:

Question 3 of 15

4. The reaction 2H₂ + O₂ → 2H₂O is:

Question 4 of 15

5. Which equation represents photosynthesis?

Question 5 of 15

6. Which method is commonly used to balance equations?

Question 6 of 15

7. Which of the following indicates physical state of gases?

Question 7 of 15

8. Which of the following is an aqueous solution?

Question 8 of 15

9. Which reaction is used in black and white photography?

Question 9 of 15

10. Which of the following is reduced in CuO + H₂ → Cu + H₂O?

Question 10 of 15

11. What type of reaction occurs in Fe + CuSO₄ → FeSO₄ + Cu?

Question 11 of 15

12. Which reaction is exothermic?

Question 12 of 15

13. Which term is used for the black coating on silver?

Question 13 of 15

14. Why are equations balanced?

Question 14 of 15

15. Which of the following prevents rancidity of food?

Question 15 of 15


 

MCQ
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Comments

  1. Prithviraj says:
    September 11, 2025 at 11:43 am

    Good

    Reply
  2. Akshat Mishra says:
    February 19, 2025 at 9:00 am

    I got 16.17, it’s nice.

    Reply

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