Chromium

wiktionary

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New Latin, from French chrome (from Ancient Greek χρῶμα(khrôma, “color”)) + -ium. So called because of the striking colors of its compounds.

etymonline

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chromium (n.)

metallic element, 1807, Latinized from French chrome (Fourcroy and Haüy), from Greek chroma "color" (see chrome; also see chroma). So called for its colorful compounds. Related: Chromite.