atomic number 74


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Noun1.atomic number 74 - a heavy grey-white metallic elementatomic number 74 - a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
scheelite - a mineral used as an ore of tungsten
iron manganese tungsten, wolframite - a mineral consisting of iron and manganese tungstate in crystalline form; the principal ore of tungsten; found in quartz veins associated with granitic rocks