Nh
Nihonium
Z 113 289.0 g/molPost-Transition Metal Radioactive
| 278Nh | 165 | 278.1707 | 159,030.0 | --- | 2.3 ms | --- | α→274Rg(100%) | 2004 |
| 279Nh | 166 | 279.1712 | 159,460.0 | --- | 1.0 ms | --- | α→275Rg SF | --- |
| 280Nh | 167 | 280.1731 | 161,240.0 | --- | 10.0 ms | --- | α→276Rg SF | --- |
| 281Nh | 168 | 281.1737 | 161,810.0 | --- | 100.0 ms | --- | α→277Rg SF | --- |
| 282Nh | 169 | 282.1758 | 163,730.0 | --- | 140.0 ms | --- | α→278Rg(100%) | 2007 |
| 283Nh | 170 | 283.1767 | 164,560.0 | --- | 140.0 ms | --- | α→279Rg(100%) | 2004 |
| 284Nh | 171 | 284.1788 | 166,590.0 | --- | 970.0 ms | --- | α→280Rg(100%) | 2004 |
| 285Nh | 172 | 285.1801 | 167,770.0 | --- | 4.6 s | --- | α→281Rg(100%) | 2010 |
| 286Nh | 173 | 286.1825 | 169,960.0 | --- | 12.0 s | --- | α→282Rg(100%) | 2010 |
| 287Nh | 174 | 287.1841 | 171,460.0 | --- | 20.0 s | --- | α→283Rg SF | --- |
| 288Nh | 175 | 288.1868 | 173,970.0 | --- | 20.0 s | --- | α→284Rg SF | --- |
| 289Nh | 176 | 289.1885 | 175,550.0 | --- | 30.0 s | --- | α→285Rg SF | --- |
| 290Nh | 177 | 290.1914 | 178,320.0 | --- | 8.0 s | --- | α→286Rg(100%) SF(<50%) | 2016 |