6. Isotopes of the same element have
- Different number of electrons
- Different number of neutrons
- Different number of protons
- Different number of atoms
7. Relative charge and mass of neutrons
- Mass= 1 Charge= 0
- Mass= 1/2000 Charge= 1-
- Mass= 1 Charge= 1+
- Mass= 2 Charge= 1-
8. Relative charge and mass of electrons
- Mass= 1/2000 Charge= 1-
- Mass= 1 Charge= 1+
- Mass= 2 Charge= 1-
- Mass= 1 Charge= 0