Charge of proton and mass of alpha particle
- Charge and mass of electron proton and alpha particle
- Charge and mass of proton deuteron and alpha particle
- Charge to mass ratio of proton and alpha particle
- Charge and mass of proton neutron and alpha particle
- Charge and mass of alpha particle in terms of proton
- Ratio of mass and charge of proton deuteron and alpha particle
- Charges of elements