Np
Neptunium
Z = 93 · Actinide · 237.0 u
Basic properties
- Atomic number (Z)
- 93
- Standard atomic mass
- 237.0 u
- Category
- Actinide
Isotopes & cross-section data
| Isotope | Mass (A) | Half-life | ZAID | Libraries |
|---|---|---|---|---|
| Np-237 | 237 | 2.144e6 y | 93237 | .80c.71c.70c |
Z = 93 · Actinide · 237.0 u
| Isotope | Mass (A) | Half-life | ZAID | Libraries |
|---|---|---|---|---|
| Np-237 | 237 | 2.144e6 y | 93237 | .80c.71c.70c |