| A | B |
| Heisenberg uncertainty principle | states that you can not determine the position or velocity of an electron |
| Quantum theory | Schrondingers equation led to this theory |
| Orbitals | the rigion around the nucleus that shows probable locations of an electron |
| Quantum Numbers | this is used to completely describe orbitals |
| Angular momentum quantum number | this is symbolized by l |
| magnetic quantum number | this is symbolized by m |
| spin quantum numbers | only hastwo possible values which indicate which have the two fundamental spins of a electron in a orbital |
| principle quantum number | this is symbolized by n |