Mercury - Hg
The element Mercury, atomic number 80, is formed from planetary nebula, which results from red giant death.
- Name:
- Mercury
- Symbol:
- Hg
- Atomic number (protons):
- 80
- How created:
- planetary nebula
- Process:
- red giant death
- How created (secondary):
- neutron star merger
- Group (column):
- 12
- Period (row):
- 6
- Atomic weight:
- 200.592000000
- Melting point:
- 234.43 K
- Boiling point:
- 629.88 K
- Density:
- 13.5336000 g/cm3
Find your inner astronomer. Your complete guide to amateur astronomy.