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Chromium(II) sulfate is an inorganic compound with the chemical formula Cr S O 4. It often comes as hydrates CrSO 4 ·nH 2 O. Several hydrated salts are known. The pentahydrate CrSO 4 ·5H 2 O is a blue solid that dissolves readily in water. Solutions of chromium(II) are easily oxidized by air to Cr(III) species.
Chrome alum or Chromium(III) potassium sulfate is the potassium double sulfate of chromium. Its chemical formula is KCr(SO 4 ) 2 and it is commonly found in its dodecahydrate form as KCr(SO 4 ) 2 ·12(H 2 O).
2 that can be made by reducing chromium(III) chloride with zinc. The resulting bright blue solution created from dissolving chromium(II) chloride is stable at neutral pH. [6] Some other notable chromium(II) compounds include chromium(II) oxide CrO, and chromium(II) sulfate CrSO 4. Many chromium(II) carboxylates are known.
The formula of this compound can be written more descriptively as [Cr(H 2 O) 6] 2 (SO 4) 3 ·6H 2 O. Six of the eighteen water molecules in this formula unit are water of crystallization. Hydrated chromium(III) sulfate, Cr 2 (SO 4) 3 ·15(H 2 O), (CAS #10031-37-5) is a green solid that also readily dissolves in water. It is obtained by heating ...
2 that can be made by reducing chromium(III) chloride with zinc. The resulting bright blue solution created from dissolving chromium(II) chloride is stable at neutral pH. [21] Some other notable chromium(II) compounds include chromium(II) oxide CrO, and chromium(II) sulfate CrSO 4. Many chromium(II) carboxylates are known.
Chromium(II) sulfide is an inorganic compound of chromium and sulfur with the chemical formula CrS. [ 1 ] [ 2 ] [ 3 ] The compound forms black hexagonal crystals, insoluble in water. [ 4 ]
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Chromium sulfate may refer to: Chromium(II) sulfate; Chromium(III) sulfate This page was last edited on 25 April 2017, at 00:20 (UTC). Text is available under the ...