👉 In the context of chemistry, a chromate is a compound that consists of a group of two or more atoms bonded together. These groups are typically in the form of a trivalent (three valence electrons) atom and a bivalent (two valence electrons) atom. The trivalent atom is represented by the symbol Cr, while the bivalent atom is represented by the symbol Co. Chromates are compounds that have an overall chemical formula of CrO3. They are typically used in
