Pu
Plutonium
Z 94 244.0 g/molActinide Radioactive
Nucleus
94 Protons
150 Neutrons
94 Electrons (8 Valence)
Shell distribution: K2 • L8 • M18 • N32 • O24 • P8 • Q2
Electron Configuration
Energy
7p
6d
5f
7s
6p
5d
4f
6s
5p
4d
5s
4p
3d
4s
3p
3s
2p
2s
1s
[Rn]5f67s2
Oxidation States
CommonRare
0
Pick a state to see its ions
Radii
Empirical
175 pm1.75 Å
Calculated
---
Covalent
187±1 pm1.87±0.01 Å
Van der Waals
243 pm2.43 Å
IonicPu4+
86 pm0.86 Å
Crystal Structure
Use the arrow keys to rotate, hold Shift with the left and right arrows to roll, and press Home to reset the view.
MonoclinicStandard state
Pearson symbol
mP16
Space group
P21/m No. 11
Density
19.816 g/cm³