The mass of an electron is considered negligible, and its charge is minus one (-1).
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The charge of a proton is represented as plus one (+1).
Electrons are represented as ‘e-‘ and protons as ‘p+’.
The mass of a proton is approximately 2000 times that of an electron.
The discovery of the proton, with a positive charge equal in magnitude but opposite in sign to that of the electron, further confirmed the existence of sub-atomic particles and provided insights into atomic structure.