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Iron(III) chromate is the iron(III) salt of chromic acid with the chemical formula Fe 2 (CrO 4) 3. Discovery. Iron(III) chromate was discovered by Samuel Hibbert-Ware ...
The chromate and dichromate ions are fairly strong oxidizing agents. Commonly three electrons are added to a chromium atom, reducing it to oxidation state +3. In acid solution the aquated Cr 3+ ion is produced. Cr. 2O2−. 7 + 14 H + + 6 e − → 2 Cr 3+ + 7 H 2 O ε0 = 1.33 V.
Chromate conversion coating or alodine coating is a type of conversion coating used to passivate steel, aluminium, zinc, cadmium, copper, silver, titanium, magnesium, and tin alloys. [1]: p.1265 [2] The coating serves as a corrosion inhibitor, as a primer to improve the adherence of paints and adhesives, [2] as a decorative finish, or to ...
For other compounds of chromium(III) as a means of distinguishing a chemical species such as hexacyanochromite(III). [Cr(CN) 6] 3− from an analogous compound in which chromium is a different oxidation state. The mineral chromite is an iron chromium oxide with empirical formula FeCr 2 O 4. Structurally, it belongs to the spinel group.
Chromite is a crystalline mineral composed primarily of iron (II) oxide and chromium (III) oxide compounds. It can be represented by the chemical formula of FeCr 2 O 4. It is an oxide mineral belonging to the spinel group. The element magnesium can substitute for iron in variable amounts as it forms a solid solution with magnesiochromite (MgCr ...
Ferric. Potassium ferrioxalate contains the iron (III) complex [Fe (C2O4)3]3−. In chemistry, iron (III) or ferric refers to the element iron in its +3 oxidation state. Ferric chloride is an alternative name for iron (III) chloride (FeCl3). The adjective ferrous is used instead for iron (II) salts, containing the cation Fe 2+.
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Cadmium chromate; Caesium chromate; Calcium chromate; Chromate ester; Chromated copper arsenate; Template:Chromates and dichromates; Chrome orange; Chrome yellow; Chromic acid; Chromium(VI) oxide peroxide