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CBSE
Class 9
Science
Exploration
Journey Inside the Atom
Question Bank

Which scientist's atomic theor...

Single Answer MCQ
Q-00172014

Which scientist's atomic theory was based on experimental observations?

1

J.J. Thomson

2

John Dalton

3

Democritus

4

Acharya Kanada

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Q1.

Who proposed the idea of indivisible particles called 'parmanus'?

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Q2.

What was the term used by Democritus to refer to indivisible particles?

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Q3.

What significant particle did J.J. Thomson discover?

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Q4.

What model did Thomson propose to explain the structure of the atom?

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