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What is the formula for potassium chromate?

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Quick Answer

Chemical Dictionary states that K2CrO4 is the formula for potassium chromate. It is also known as dipotassium chromate. It has a formula mass of 194.20, a melting point of 985 degrees Celsius and a density of 2.73 grams per cubic centimeter.

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Full Answer

Potassium chromate is an odorless lemon-yellow crystalline solid that is soluble in water. It is highly corrosive and a strong oxidizing agent. Due to its toxic nature, potassium chromate is a potential human carcinogen and an environmental threat.

Despite its known hazards, potassium chromate is used in chemical analysis, enamels, metal rustproofing, leather finishing, chromium compounds, fungicide and pigments for paints and inks.

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