2RuCl3 + 2KMnO4 + 8KOH → 2K2RuO4 + 2MnO2 + 6KCl + 4H2O
Ruthenium(III) chloride react with potassium permanganate and potassium hydroxide to produce potassium ruthenate, manganese(IV) oxide, potassium chloride and water. Potassium hydroxide - diluted solution.