![]() Chromium(VI) and chromium(III) are used for chrome plating, dyes and pigments, leather tanning, and wood preserving. It is the sixth most abundant element in the earth’s crust, where it is combined with iron and oxygen in the form of chromite ore. 87 88 Chromic acid is a powerful oxidizing agent and is a useful compound for. Chromium is a hard steel-gray metal that is highly resistant to oxidation, even at high temperatures. Chromium (III) oxide (Cr 2 O 3) is a metal polish known as green rouge. Its ideal shape anisotropy, which imparts high coercivity and. The metal chromium, which is the chromium(0) form, is used for making steel. Uses of compounds edit Chromium (IV) oxide (CrO 2) is a magnetic compound. Chromium(III) occurs naturally in the environment and is an essential nutrient.Ĭhromium(VI) and chromium(0) are generally produced by industrial processes. No taste or odor is associated with chromium compounds. The most common forms are chromium(0), chromium(III), and chromium(VI). Chromium is present in the environment in several different forms. The name of the element is derived from the Greek word χρῶμα, chrōma, meaning color, because many chromium compounds are intensely colored.Ĭhromium is a naturally occurring element found in rocks, animals, plants, soil, and in volcanic dust and gases. Polished chromium reflects almost 70% of the visible spectrum, with almost 90% of infrared light being reflected. ![]() It is a steely-grey, lustrous, hard and brittle transition metal.Ĭhromium is also the main additive in stainless steel, to which it adds anti-corrosive properties.Ĭhromium is also highly valued as a metal that is able to be highly polished while resisting tarnishing. It is a chemical element with the symbol Cr and atomic number 24.
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