Question

What did J.J Thompson's experiment tried to prove?
(a) particle nature of matter
(b) particle nature of radiation

Answer 1

Answer:

Thomson. Joseph John Thomson (J. J. In 1897 he reported that "cathode rays" were actually negatively charged particles in motion; he argued that the charged particles weighed much less than the lightest atom and were in fact constituents of atoms [Thomson 1897a, 1897b]. ...

Explanation:

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Answer 2

Thomson. ... In 1897 he reported that "cathode rays" were actually negatively charged particles in motion; he argued that the charged particles weighed much less than the lightest atom and were in fact constituents of atoms [Thomson 1897a, 1897b].