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Q.

Who discovered the electron?

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a

J.J Thomson

b

Chadwick

c

 Goldstein

d

None of these

answer is B.

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Detailed Solution

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  • J.J Thomson discovered the electron.
  •  In 1897, J.J.Thomson, experimenting with a cathode ray, tube, discovered the electron. He showed that cathode rays were charged negatively.
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