in choosing which isotopes to search.
| Isotope | Relative Atomic Mass |
Isotopic Composition |
Standard Atomic Weight |
Notes | ||||
|---|---|---|---|---|---|---|---|---|
 | ||||||||
| 3 | Li | 6 | 6.015 122 795(16) | 0.0759(4) | 6.941(2) | g,m,r,c,i | ||
| 7 | 7.016 004 55(8) | 0.9241(4) | ||||||
| 35 | Br | 79 | 78.918 3371(22) | 0.5069(7) | 79.904(1) | |||
| 81 | 80.916 2906(21) | 0.4931(7) | ||||||
| ||||||||
