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Chromium - Dictionary Definition and Overview |
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Chromium : (noun)
1: a hard brittle blue-white multivalent metallic element;
resistant to corrosion and tarnishing [syn: Cr, atomic
number 24]
Based on WordNet 2.0
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Chromium : \Chro"mi*um\, n. [NL., fr. Gr. ? color.] (Chem.)
A comparatively rare element occurring most abundantly in the
mineral chromite. Atomic weight 52.5. Symbol Cr. When
isolated it is a hard, brittle, grayish white metal, fusible
with difficulty. Its chief commercial importance is for its
compounds, as potassium chromate, lead chromate, etc., which
are brilliantly colored and are used dyeing and calico
printing. Called also chrome.
Based on Webster's Revised Unabridged Dictionary
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Chromium : Symbol: Cr
Atomic number: 24
Atomic weight: 51.996
Hard silvery transition element. Used in decorative electroplating.
Discovered in 1797 by Vauquelin.
Based on Webster's Revised Unabridged Dictionary (1913)
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