Question

the first model for an atom was worked out by____​

Answer 1

Explanation:

The British physicist J. J. Thomson performed experiments studying cathode rays and discovered that they were unique particles, later named electrons.

Rutherford proved that the hydrogen nucleus is present in other nuclei.

In 1932, James Chadwick showed that there were uncharged particles in the radiation he was using. These particles, later called neutrons, had a similar mass of the protons but did not have the same characteristics as protons.

Answer 2

Answer:

J. J. Thomson,

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