what is electron by 11 class??
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Chemistry Structure of Atom. DISCOVERY OF ELECTRON: The Electron was discovered by J.J Thomson by conducting a Cathode ray tube experiment. ... To this small tube vacuum pump was attached, it also had two metal plates which were connected to battery by wires.
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We can define electron as: “A fundamental particle that is negatively charge of magnitude 1.6 x 10-19C and mass equal to 9.1 x 10.
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