atomic number 52

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Noun

1.

atomic number 52 - a brittle silver-white metalloid element that is related to selenium and sulfur; it is used in alloys and as a semiconductor; occurs mainly as tellurides in ores of copper and nickel and silver and goldTe, telluriumchemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all mattergraphic tellurium, sylvanite - a silver-white mineral consisting of silver gold telluride; a source of gold in Australia and Americatelluride - any binary compound of tellurium with other more electropositive elements