| PHYSICAL CONSTANT NAME | SYMBOL | VALUE | UNITS |
| SPEED OF LIGHT | c | 2.998 x 108 | m/s |
| PERMITTIVITY OF VACUUM | |
8.854 x 1012 | F/m |
| PLANCK'S CONSTANT | h | 6.626 x 10-34 | J s |
| ELEMENTARY CHARGE | e | 1.602 x 10-19 | C |
| BOLTZMANN'S CONSTANT | |
1.381 x 1023 | J/K |
| AVOGADRO'S CONSTANT | |
6.022 x 1023 | /mol |
| MASS OF ELECTRON | Me | 9.109 x 10-31 | kg |
| MASS OF PROTON | Mp | 1.673 x 10-27 | kg |
| MASS OF NEUTRON | Mn | 1.675 x 10-27 | kg |
| ATOMIC MASS UNIT | Mu | 1.661 x 10-27 | kg |
| BOHR'S RADIUS | |
5.292 x 10-11 | m |
| RYDBERG'S CONSTANT | R | 1.097 x 107 | 1/m |
| FINE STRUCTURE CONSTANT | |
7.297 x 10-3 | - |
| BOHR MAGNETON | |
9.274 x 10-24 | J/T |
| NUCLEAR MAGNETON | |
5.051 x 10-27 | J/T |
