Question

j.j thomsan of found​

Answer 1

Answer:

electron

Explanation:

In 1897 Thomson discovered the electron and then went on to propose a model for the structure of the atom. His work also led to the invention of the mass spectrograph. The British physicist Joseph John (J. J.)

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Answer 2

Answer:

ELECTRON.In 1897 Thomson discovered the electron and then went on to propose a model for the structure of the atom. His work also led to the invention of the mass spectrograph. The British physicist Joseph John (J. J.)

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Read more on Brainly.in - https://brainly.in/question/49617164#readmore Explanation:

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