Structure of an Atom MCQ

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Structure of an Atom MCQ/Objective Questions Chapter 4 Class 9 Science

We a glass rod is rubbed with a silk cloth which subatomic particle transfers?

  • a. Electron
  • b. Proton
  • c. Neutron
  • d. All three
Answer
  • a. Electron

In above case why is it not the proton?

  • a. Proton is situated inside
  • b. Electrons are 2000 times lighter
  • c. Protons are tightly held by neutrons
  • d. a and b
Answer
  • d. a and b

In canal ray experiment by Goldstein which sub atomic particle created radiation?

  • a. Electron
  • b. Proton
  • c. Neutron
  • d. All three
Answer
  • b. Proton

Which among these shows Thomsons’s model of an atom?

  • a. 
  • b. Watermelon with seeds
  • c. 
  • d. 
Answer

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Science Class 9 solution

1. Matter In Our Surrounding:

2. Is Matter Around Us Pure?

3. Atoms and Molecules:

4. Structure of an Atom

5. The Fundamental Unit of Life

6. Tissues

6.  Diversity in Living Organisms.

7. Motion

  • Activities
  • In-text Question Solution
  • MCQ
  • Excercise question solution.

8. Force and Laws of motion

  • Activities
  • In-text Question Solution
  • MCQ
  • Excercise question solution.

9. Gravitation

  • Activities
  • In-text Question Solution
  • MCQ
  • Excercise question solution.

10. Why do we fall ill

14. Natural Resources.

 

 

 

Structure of an Atom MCQ/Objective Questions  Chapter 4 Class 9 Science

 

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