80 · Hg
Mercury
Known since antiquity, with no discovery year.
Identity
- Atomic number
- 80
- Symbol
- Hg
- Canonical name
- Mercury
- Category
- transition metal
- Group
- 12
- Period
- 6
- Block
- d
- Other names
- hydrargyrum
Properties
These quantities come from the Periodic Table JSON compilation. They have not yet been checked, one by one, against CIAAW atomic weights or NIST measurements. A value marked estimated is not a measurement.
- Atomic mass
- 200.5923 u
- Electron configuration
- [Xe] 4f14 5d10 6s2
- Electrons per shell
- 2, 8, 18, 32, 18, 2
- Standard state
- liquid
- Density
- 13.534 g/cm³
- Melting point
- 234.321 K
- Boiling point
- 629.88 K
- Electronegativity
- 2 Pauling
- First ionization energy
- 1,007.1 kJ/mol
- Electron affinity
- -48 kJ/mol
History
Antiquity
Mercury was known in antiquity. No discovery year can be assigned.
Etymology
- Theme
- celestial body
- Language
- latin
- Root
- hydrargyrum
- Meaning
- Mercury; hydrargyrum means liquid silver