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Atomic theory timeline, 1897, download, Thomson discovered that atoms are…
Atomic theory timeline
Democritus is a Greek philosopher who believed that atoms are tiny indestructible things that make up matter.
Dalton had a theory that matter consists of indivisible particles called atoms, also atoms of a given element are all identical and can neither be created nor destroyed.
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Thomson discovered that atoms are made up of smaller components. Thomson's discovery more known as the discovery of the electron.
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