Rg
Рентгеній
Z 111 282,0 г/мольПерехідний метал Радіоактивний
| 272Rg | 161 | 272,1533 | 142 770,0 | --- | 4,2 мс | --- | α→268Mt(100%) | 1995 |
| 273Rg | 162 | 273,1534 | 142 890,0 | --- | 2,0 мс | --- | α→269Mt | --- |
| 274Rg | 163 | 274,1552 | 144 610,0 | --- | 20,0 мс | --- | α→270Mt(100%) | 2004 |
| 275Rg | 164 | 275,1561 | 145 400,0 | --- | 5,0 мс | --- | α→271Mt | --- |
| 276Rg | 165 | 276,1582 | 147 390,0 | --- | 10,0 мс | --- | α→272Mt SF | --- |
| 277Rg | 166 | 277,1593 | 148 410,0 | --- | 4,0 мс | --- | α→273Mt SF | --- |
| 278Rg | 167 | 278,1616 | 150 520,0 | --- | 8,0 мс | --- | α→274Mt(100%) | 2007 |
| 279Rg | 168 | 279,1629 | 151 720,0 | --- | 170,0 мс | --- | α→275Mt(100%) | 2004 |
| 280Rg | 169 | 280,1652 | 153 890,0 | --- | 4,3 с | --- | α→276Mt(100%) | 2004 |
| 281Rg | 170 | 281,1668 | 155 330,0 | --- | 19,0 с | --- | SF(87%) α→277Mt(13%) | 2010 |
| 282Rg | 171 | 282,1693 | 157 740,0 | --- | 2,17 хв | --- | α→278Mt(100%) | 2010 |
| 283Rg | 172 | 283,1711 | 159 380,0 | --- | 2,0 хв | --- | α→279Mt SF | --- |
| 284Rg | 173 | 284,1739 | 161 970,0 | --- | 1,0 хв | --- | α→280Mt SF | --- |
| 285Rg | 174 | 285,1758 | 163 730,0 | --- | 30,0 с | --- | α→281Mt SF | --- |
| 286Rg | 175 | 286,1788 | 166 510,0 | --- | 10,0 с | --- | α→282Mt(100%) SF | 2016 |