10 NaSCN (aq) + 12 KMnO4 (aq) + 13 H2SO4 (aq) → 8 H2O (l) + 6 K2SO4 (aq) + 12 MnSO4 (aq) + 5 Na2SO4 (aq) + 10 HCN (aq)
This is an oxidation-reduction (redox) reaction:
12 MnVII + 60 e- → 12 MnII (reduction)
10 S-II - 80 e- → 10 SVI (oxidation)
10 CIV + 20 e- → 10 CII (reduction)
KMnO4 is an oxidizing agent, NaSCN is a reducing agent, NaSCN is an oxidizing agent.
Reactants:
Products:
- H2O – Water, oxidane
- K2SO4
- MnSO4 – Manganese(II) sulfate
- Na2SO4
- HCN – F , Ormonitrile (substitutive)|Hydridonitridocarbon (additive)}}
- Other names: Hydrogen cyanide , Ormic anammonide|Hydrocyanic acid|Prussic acid|Methanenitrile , Hydrogen cyanide, liquefied
- Appearance: Colorless liquid or gas ; Colourless gas or liquid with characteristic odour ; Colorless or pale-blue liquid or gas (above 78°F) with a bitter, almond-like odor. [Note: Often used as a 96% solution in water.]