What is the oxidation number of oxygen in potassium hydroxide
The oxidation number of potassium in potassium hydroxide is 1. 1  Formula: KOH. 2  Hill system formula: H 1 K 1 O 1. 3  CAS registry number: [1310-58-3].4  Formula weight: 56.106. 5  Class: hydroxide.6  Colour: white.7  Appearance: crystalline solid. 8  Melting point: 406Â°C.9  Boiling point: 1327Â°C. 10  Density: 2044 kg m -3.he oxidation number of potassium in potassium hydroxide is 1. 1  Formula: KOH. 2  Hill system formula: H 1 K 1 O 1. 3  CAS registry number: [1310-58-3]. 4  Formula weight: 56.106. 5  Class: hydroxide. 6  Colour: white. 7  Appearance: crystalline solid. 8  Melting point: 406Â°C. 9  Boiling point: 1327Â°C. 10  Density: 2044 kg m -3.