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Periodic table
›
mercury
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Hg-204
Mercury-204 (Hg-204)
Identity
Protons
80
Neutrons
124
Mass number
204
Mass
203.97 ± 0.53 u
Mass excess
-24.690 MeV
Spin
0+
Stability
stable
Natural occurrence
6.820 %
of mercury
All isotopes of mercury