EVERYDAY SCIENCE

Detailed explanation-1: -Mercury is a naturally-occurring chemical element found in rock in the earth’s crust, including in deposits of coal. On the periodic table, it has the symbol “Hg” and its atomic number is 80. It exists in several forms: Elemental (metallic) mercury.

Detailed explanation-2: -mercury (Hg), also called quicksilver, chemical element, liquid metal of Group 12 (IIb, or zinc group) of the periodic table.

Detailed explanation-3: -Mercury is a metal because is has free electrons as do all metals. As a result it is a good conductor of electricity as are all metals. that’s why it is called metal. it’s a different thing that it is in liquid state at room temperature.

Detailed explanation-4: -Mercury is a liquid non-metal at room temperature and pressure.