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Np
Neptunium
Z
93
237.0 g/mol
Actinide
Radioactive
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Overview
Atomic Properties
Thermodynamics
Electromagnetism
Isotopes
Electromagnetic Properties
Electrical type
Conductor
Magnetic ordering
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Electrical conductivity
8.197e5 S/m
Resistivity
1.22e-6 Ω·m
Superconducting point
---
Electronegativity
1.36
Spectroscopy
Ionization stage:
All stages
▼
Spectral range:
380–780 nm
UV
Ultraviolet
Vis
Visible
NIR
Near infrared
Ionization Energies
Linear
92
U
94
Pu
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