Cr(MnO4)2
The formula of chromous acid is H2CrO3.
This doesn't really make sense. MnO4− is the symbol for a permanganate ion, however it is not a formula.
Permanganate refers to the permanganate anion (MnO4-), and ammonium refers to the ammonium cation (NH4+).
The molecular formula of potassium permanganate is KMnO4.
The molecular formula for chromous hydroxide is Cr(OH)2. In this compound, chromium has a +2 oxidation state and forms a compound with hydroxide ions.
The chemical formula for potassium permanganate is KMnO4.
Gold(III) Permanganate = Au(MnO4)3
the chimical formula for sodium permanganite is (Namno4)
The chemical formula of potassium permanganate is KMnO4.
The chemical formula for barium permanganate is Ba(MnO4)2.
The correct formula for aluminum permanganate is Al(MnO4)3.
The compound francium permanganate has the chemical formula FrMnO4. Hope that helped!