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Noun: atomic number 20
  1. A white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals
    - calcium, Ca

Type of: metal, metallic element

Part of: burnt lime, calcined lime, calcium oxide, calx, fluor, fluorite, fluorspar, fluxing lime, gypsum, lime, limestone, quicklime, unslaked lime

Nearest

atomic number 116
atomic number 12
atomic number 13
atomic number 14
atomic number 15
atomic number 16
atomic number 17
atomic number 18
atomic number 19
atomic number 2
atomic number 20
atomic number 21
atomic number 22
atomic number 23
atomic number 24
atomic number 25
atomic number 26
atomic number 27
atomic number 28
atomic number 29
atomic number 3