Protan ki khoj kab hui rhi
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in 1886 it is discovered by Goldstein
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Through scientific discovery , protons have been accepted as the particles that contributes to the positive charge of an atom.The discovery of protons can be attributed to Rutherford . In 1886 Goldstein discovered existence of positively charged Ray's in the discharge of positively charged Ray's in the discharge tube by using perforted cathode.
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