Discovered By: Prehistoric
Discovery year: -1500

The following table showing some properties of Mercury(Hg):

Table Example
Atomic number 80
Group 12
Period 6
Block d
Electrons 80
Protons 80
Neutrons 121
Atomic weight 200.592
Oxidation states +1, +2
Ionic charge Hg^2+, Hg^2+


Table Example
Electrons per shell K2 L8 M18 N32 O18 P2
Electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10 5p^6 6s^2 4f^14 5d^10
Atomic radius 132 pm
Covalent radius 132 pm
Van der Waals radius 155 pm
Boiling point 356.73°C
Melting point -38.83°C
Phase Liquid
Fusion heat 2.29 kJ.mol^-1
Vaporization heat 59.2 kJ.mol^-1


Table Example
Thermal expansion 1.81*10^-4 K^-1
Color Silver
Bulk modulus 25 GPa
Density 13534 kJ.mol^-1
Liquid density 13534 kJ.mol^-1
Refractive index 1.000933
Sound speed 1407 m.s^-1
Electrical type Conductor
Magnetic type Diamagnetic
Resistivity 9.6*10^-7 Ohm.m


Table Example
Superconducting point 4.154 K
Electronegativity 2
Valence 2
Electron affinity 0 kJ.mol^-1
First ionization energy 1007.1 kJ.mol^-1
Radioactive No
Neutron cross section 374 barn
Electrical conductivity 1*10^6 S.m^-1
Thermal conductivity 8.3 W.m^-1.K^-1
Molar volume 1.4821*10^-5 m^3.mol^-1