mass of electron
electron, lightest stable subatomic particle known. It carries a negative charge of 1.602176634 × 10−19 coulomb, which is considered the basic unit of electric charge. The rest mass of the electron is 9.1093837015 × 10−31 kg, which is only 1/1,836the mass of a proton.
1
9.10938356 × 10—³¹
9.1 * 10^(-31) Kg
1.60*10-19c
