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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 ... More »

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The formula for potassium nitride is K3N. A nitride is a chemical compound formed by nitrogen and another element of lower electronegativity. Electronegativity refers to the amount of valence electrons a given element ha... More »

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Potassium iodide is a chemical compound with the molecular formula KI. Its molar mass is approximately 166 grams per mole. It is a white crystalline solid, with a density of 3.123 grams per cubic centimeter, a melting po... More »

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Chemical Dictionary states that the chemical formula for chromium (III) nitrate nonahydrate is Cr(NO3)3.9H2O. The formula can also be expressed as CrH18N3O18. Chromium nitrate is the chromium salt of nitric acid. The nit... More »

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Chemical Dictionary lists the structural formula for acetic acid as CH3COOH. Its chemical formula is C2H4O2. It is composed of two carbon, four hydrogen and two oxygen atoms. More »

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The chemical formula for cobalt(II) selenide is CoSe, according to Chemical Dictionary Online. It has a molar mass of 137.89 and a density of 7.65 grams per cubic centimeter. It has a melting point of 1,055 degrees Celsi... More »

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When potassium is added to water it creates hydrogen gas and a potassium hydroxide solution. The reaction releases heat and causes the potassium to burn with a purplish-colored flame. More »

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