Cn
Коперницій
Z 112 285,0 г/мольПерехідний метал Радіоактивний
| 276Cn | 164 | 276,1614 | 150 360,0 | --- | 100,0 мкс | 0+ | α→272Ds SF | --- |
| 277Cn | 165 | 277,1635 | 152 330,0 | --- | 790,0 мкс | --- | α→273Ds(100%) | 1996 |
| 278Cn | 166 | 278,1641 | 152 840,0 | --- | 2,0 мс | 0+ | α→274Ds SF | --- |
| 279Cn | 167 | 279,1664 | 155 020,0 | --- | 60,0 мкс | --- | α→275Ds SF | --- |
| 280Cn | 168 | 280,1671 | 155 650,0 | --- | 5,0 мс | 0+ | α→276Ds SF | --- |
| 281Cn | 169 | 281,1696 | 157 950,0 | --- | 180,0 мс | --- | α→277Ds(100%) SF | 2010 |
| 282Cn | 170 | 282,1705 | 158 830,0 | --- | 1,1 мс | 0+ | SF(100%) α→278Ds | 2004 |
| 283Cn | 171 | 283,1732 | 161 340,0 | --- | 4,7 с | --- | α→279Ds(81%) SF(19%) | 2004 |
| 284Cn | 172 | 284,1744 | 162 420,0 | --- | 102,0 мс | 0+ | SF(100%) | 2004 |
| 285Cn | 173 | 285,1772 | 165 090,0 | --- | 30,0 с | --- | α→281Ds(100%) | 2004 |
| 285mCn | 173 | 285,1778 | 165 620,0 | --- | 15,0 с | --- | α→281Ds(100%) | 2012 |
| 286Cn | 174 | 286,1787 | 166 450,0 | --- | 30,0 с | 0+ | α→282Ds(100%) SF | 2016 |
| 287Cn | 175 | 287,1818 | 169 370,0 | --- | 30,0 с | --- | α→283Ds SF | --- |
| 288Cn | 176 | 288,1835 | 170 930,0 | --- | 10,0 с | 0+ | α→284Ds SF | --- |