Mercury is a chemical element with symbol Hg and atomic number 80. It is commonly known as quicksilver and was formerly named hydrargyrum A heavy, silvery d-block element, mercury is the only metallic element that is liquid at standard conditions for temperature and pressure. The only other element that is liquid under room temperature.

Atomic Weight:  200.59
Density:        31.41
Melting Point:  41.14
Boiling Point:  5.11