Isotopes
| Isotope | Half Life | Mass |
|---|---|---|
| Lr 251 | Na | NA |
| Lr 252 | .36 Seconds | NA |
| Lr253 | .57 Seconds | NA |
| Lr 253 m | 1.5 Seconds |
NA |
| Lr 254 | 13 Seconds | NA |
| Lr 255 | 22 Seconds | 255.0967 |
| Lr 256 | 28 Seconds | 256.0988 |
| Lr 257 | .65 Seconds | 257.0996 |
| Lr 258 | 3.9 Seconds | 258.1019 |
| Lr 259 | 6.1 Seconds | 259.1030 |
| Lr 260 | 3 minutes | 260.1053 |
| Lr 261 | 40 minutes | 261.1069 |
| Lr 262 | 3.6 hours | 262.1097 |
| Lr 263 | NA | NA |
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