| Isotope | Half-life | Decay Mode |
|---|---|---|
| Carbon-12 (^12C) | Stable | None |
| Carbon-13 (^13C) | Stable | None |
| Carbon-14 (^14C) | 5,730 years | Beta decay to Nitrogen-14 |
| Carbon-15 (^15C) | 2.449 seconds | Beta decay to Nitrogen-15 |
| Carbon-16 (^16C) | 0.749 seconds | Beta decay to Nitrogen-16 |