Which experiment led to the discovery of protons?

Millikan's experiment

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Cathode ray tube experiment

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Alpha particle scattering experiment

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Thomson's experiment

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Solution

The correct option is B
Cathode ray tube experiment

During the cathode ray tube experiment, a ray was emitted from the anode. This ray was named as anode ray. This was later found to be consisting of protons.

Alpha particle scattering experiment led to the discovery of the nucleus. Millikan's experiment was used to find out mass to charge ratio of an electron.

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Similar questions

Rutherford's alpha particle scattering experiment led to the discovery of :

(b) Electrons

(d) Neutrons

Which of the following led to the discovery of protons?

Explain in brief the experimental proof which led to the discovery of (1)electrons (2)protons(3) atomic nucleus (4) neutrons

For 5 marks

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