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Mercury (element)
chemical element with symbol Hg and atomic number 80 / From Wikipedia, the free encyclopedia
Mercury, also known as quicksilver[1] or hydrargyrum (pronounced hai-DRAR-jər-əm), is a chemical element. Its symbol on the periodic table is Hg, and its atomic number is 80. Its atomic mass is 200.59.
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The symbol Hg stands for its Latinized Greek name hydrargyrum, meaning watery or liquid silver.