Chromate refers to the chromate ion, which is a polyatomic anion with the formula CrO₄²⁻. It is derived from chromic acid and contains chromium in its +6 oxidation state. Chromate is typically found in the form of its salts, such as potassium chromate or sodium chromate, which are bright yellow in color. These compounds are soluble in water and exhibit strong oxidizing properties, making them useful in various applications, including dyeing, pigments, and as corrosion inhibitors. However, chromate compounds are also known for their toxicity and potential carcinogenic effects, particularly due to the presence of hexavalent chromium. As a result, their use is heavily regulated in many countries. In terms of chemical behavior, chromate can undergo interconversion with dichromate ions (Cr₂O₇²⁻) depending on the pH of the solution, with chromate being predominant in alkaline conditions and dichromate in acidic conditions. Proper handling and disposal of chromate compounds are essential to mitigate environmental and health risks.

Chromate

11104-59-9: Chromate refers to the chromate ion, which is a polyatomic anion with the formula CrO₄²⁻. It is derived from chromic acid and contains chromium in its +6 oxidation state. Chromate is typically found in the form of its salts, such as potassium chromate or sodium chromate, which are bright yellow in color. These compounds are soluble in water and exhibit strong oxidizing properties, making them useful in various applications, including dyeing, pigments, and as corrosion inhibitors. However, chromate compounds are also known for their toxicity and potential carcinogenic effects, particularly due to the presence of hexavalent chromium. As a result, their use is heavily regulated in many countries. In terms of chemical behavior, chromate can undergo interconversion with dichromate ions (Cr₂O₇²⁻) depending on the pH of the solution, with chromate being predominant in alkaline conditions and dichromate in acidic conditions. Proper handling and disposal of chromate compounds are essential to mitigate environmental and health risks.

CAS 11104-59-9

Chromate