Mercury
Mercury is a chemical element with the symbol Hg and atomic number 80. It is commonly known as quicksilver and was formerly named hydrargyrum from the Greek words, hydor and argyros.
Symbol: Hg
Atomic mass: 200,59 u
Electron configuration: [Xe] 4f¹⁴5d¹⁰6s²
Atomic number: 80
Boiling point: 356,7 °C
Melting point: -38,83 °C
Period: period 6