electron
electron
Elementary particle not affected by the strong force having a spin ½, a negative elementary charge and a rest mass of 0.000548579903(13) u, or 0.51099906(15) MeV. Elementary particle not affected by the strong force having a spin 1/2, a negative elementary charge and a rest mass of 0.000548579903(13) u, or 0.51099906(15) MeV.