Chromate
Chemical compound
Chromate salts contain the chromate anion, CrO²⁻
₄. Dichromate salts contain the dichromate anion, Cr
₂O²⁻
₇. They are oxyanions of chromium in the +6 oxidation state and are moderately strong oxidizing agents. In an aqueous solution, chromate and... Wikipedia
Formula: CrO₄²⁻