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Mercury
Word count: 391 | Approximate pages: 2
’s symbol is Hg, its atomic number is 80, its atomic mass is 200.59, its in group 12 and in period 6, and it also has two valence electrons. Its standard state is liquid at 298ºK and it is the heaviest known elemental liquid. It has a silvery white color. It is named after the planet "" the origin of the symbol Hg is the Latin word "hydrargyrum" meaning "liquid silver". was known to ancient Chinese and Hindus before 2000 B.C. and was found in tubes in Egyptian tombs dated from 1500 B.C. is the only metal liquid at ordinary temperat ....
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