Mercury (Hg) — Transition metal. Atomic number 80.
Silvery liquid metal
- Atomic number: 80
- Symbol: Hg
- Atomic mass: 200.59 u
- Category: Transition metal
- State: Solid
- Melting point: -38.85 °C / 234.3 K
- Boiling point: 356.75 °C / 629.9 K
- Density: 13.53 g/cm³ (20°C)
- Electron configuration: [Xe] 4f14 5d10 6s2
- Oxidation states: +1, +2
- Electronegativity: 2
- Discovered by: Known since antiquity
Common uses: Research, Switches, Fluorescent lamps
Biological role: No biological role.
Frequently Asked Questions about Mercury
What is the atomic number of mercury?
Mercury has an atomic number of 80, meaning each atom contains 80 protons in its nucleus.
What is the atomic mass of mercury?
The standard atomic weight of mercury is 200.59 u (unified atomic mass units).
What category does mercury belong to?
Mercury is classified as a transition metal.
What is the state of mercury at room temperature?
Mercury is a solid at 20 °C (68 °F).
What is the melting point of mercury?
The melting point of mercury is -38.85 °C / 234.3 K.
What is the boiling point of mercury?
The boiling point of mercury is 356.75 °C / 629.9 K.
What is the density of mercury?
The density of mercury is 13.53 g/cm³ (20°C).
What is the electronegativity of mercury?
Mercury has a Pauling electronegativity of 2.
What is the electron configuration of mercury?
The electron configuration of mercury is [Xe] 4f14 5d10 6s2.
What are the common oxidation states of mercury?
Mercury commonly exhibits the following oxidation states: +1, +2.
Is mercury radioactive?
Mercury is a stable element with no naturally occurring radioactive isotopes.
What is the biological role of mercury?
No biological role.
What are the common uses of mercury?
Mercury is used for: Research; Switches; Fluorescent lamps.
