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
Radii
Empirical
175 pm1.75 Å
Calculated
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Covalent
187±1 pm1.87±0.01 Å
van Der Waals
243 pm2.43 Å
Oxidation States
CommonRare
0
+2
+3
+4
+5
+6
+7
+8
Crystal Structure
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Monoclinic