Chromate salts contain the chromate anion, CrO42−. Dichromate salts contain the dichromate anion, Cr2O72−. They are oxyanions of chromium in the +6 oxidation state and are moderately strong oxidizing
Potassium chromate
Potassium dichromate
School bus painted in Chrome yellow
Crocoite specimen from the Red Lead Mine, Tasmania, Australia
Chrome yellow is a bright, warm yellow pigment that has been used in paints, industry, chemistry, art and fashion. It is the premier orange pigment for many applications. It derives from the mineral c
Chromate and dichromate
…heavy metals, lanthanides and alkaline earth metals are only very slightly soluble in water and are thus used as pigments. The lead-containing pigment chrome yellow was used for a very long time before environmental regulations discouraged its use. When used as oxidizing agents or titrants in a redox chemical…