Where is mercury on the periodic table?

Mercury is a shiny, silvery liquid metal , sometimes called quicksilver. It is a transition metal with atomic number 80 on the periodic table, atomic weight of 200.59, and the element symbol Hg. read more

Organic mercury compounds are important - and dangerous. Methyl mercury is a lethal pollutant found in rivers and lakes. The main source of pollution is industrial wastes settling to the river and lake bottoms. As mercury is a very volatile element, dangerous levels are readily attained in air. Mercury vapour should not exceed 0.1 mg m-3 in air. read more

Miscellaneous Mercury Facts. Mercury compounds with the +2 oxidation states are known as 'mercuric' in older texts. Example: HgCl 2 was known as mercuric chloride. Mercury compounds with the +1 oxidation state are known as 'mercurous' in older texts. Example: Hg 2 Cl 2 was known as mercurous chloride. Mercury is rarely found free in nature. read more