Hg
Mercury
Z 80 200.592 g/molTransition Metal
Nucleus
80 Protons
121 Neutrons
80 Electrons (2 Valence)
Shell distribution: K2 • L8 • M18 • N32 • O18 • P2 • Q0
Electron Configuration
Energy
7p
6d
5f
7s
6p
5d
4f
6s
5p
4d
5s
4p
3d
4s
3p
3s
2p
2s
1s
[Xe]4f145d106s2
Oxidation States
CommonRare
0
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Radii
Empirical
150 pm1.5 Å
Calculated
171 pm1.71 Å
Covalent
132±5 pm1.32±0.05 Å
Van der Waals
209 pm2.09 Å
IonicHg+
119 pm1.19 Å
Crystal Structure
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Rhombohedral
Pearson symbol
hR1
Space group
R3m No. 166