Atom mass and charges

Cards (4)

  • An atom has the same number of protons and electrons , so the + and - charges balance therefore the atom has no overall charge.
  • Electron :
    Charge = -1
    Mass = 0
  • Proton :
    Charge = +1
    Mass = 1
  • Neutron :
    Charge = 0
    Mass = 1