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Cobalt(II) sulfate

chemical compound
Cobalt(II) sulfate

Cobalt(II) sulfate, also known as cobaltous sulfate, is a chemical compound. Its chemical formula is CoSO4. It contains cobalt in its +2 oxidation state. It contains cobalt and sulfate ions.

PropertiesEdit

It is a reddish crystalline solid. It dissolves easily in water. It is reddish without water (anhydrous) and pink with water (hydrated).

PreparationEdit

It can be made by reacting cobalt, cobalt(II) oxide, or cobalt(II) hydroxide with sulfuric acid. It is very rarely found in the earth.

UsesEdit

It is used as a pigment. It is also used to make other cobalt salts. It can be used in electroplating cobalt. It was added to beer in the past but that poisoned people.

SafetyEdit

Cobalt(II) sulfate is slightly carcinogenic. It is poisonous in large quantities.

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