P
Phosphorus
Z 15 30.974 g/molOther Nonmetal
Nucleus
15 Protons
16 Neutrons
15 Electrons (5 Valence)
Shell distribution: K2 • L8 • M5 • N0 • O0 • P0 • Q0
Electron Configuration
Energy
7p
6d
5f
7s
6p
5d
4f
6s
5p
4d
5s
4p
3d
4s
3p
3s
2p
2s
1s
[Ne]3s23p3
Oxidation States
CommonRare
0
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Radii
Empirical
100 pm1 Å
Calculated
98 pm0.98 Å
Covalent
107±3 pm1.07±0.03 Å
Van der Waals
180 pm1.8 Å
IonicP3-
212 pm2.12 Å
Crystal Structure
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Body-centered cubicStandard state
Pearson symbol
cI232
Space group
I43m No. 217
Density
1.823 g/cm³