Question

How was the first model of the atom developed

Answer 1

Answer:

The first model of the atom was developed by JJ Thomson in 1904, who thought that atoms were composed purely of negatively charged electrons. This model was known as the 'plum pudding' model. ... However the model used today is closest to the Bohr model of the atom, using the quantized shells to contain the electrons.

Answer 2

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Question

Answer

• John Dalton was the first to adapt Democritus' theory into the first modern atomic model.

• J.J Thomson was a physicist who is credited for discovering the electron.

• He used his research on cathode ray tube technology in this discovery.

• J. J. Thomson, who discovered the electron in 1897.

• He proposed the plum pudding model of the atom in 1904.

• Before the discovery of the atomic nucleus in order to include the electron in the atomic model.

• In Thomson's model, the atom is composed of electrons (which Thomson still called “corpuscles,” though G. J.

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