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jan 1, 1886 - Eugene Goldstein

Description:

Goldstein was a German chemist who lived from 1840-1930. He discovered canal rays, or positive rays, and that the positive charge of a proton is equal to the negative charge of an electron.

Added to timeline:

Atomic Theory Timeline

ByKellen Rice
8 Nov 2020
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Date:

jan 1, 1886
Now
~ 139 years ago

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