NEETChemistryd and f Block Elements
Explain why the color of KMnO 4 disappears when oxalic acid is added to its solution in acidic medium.
Options
- AOxalic acid reduces Mn(VII) to Mn(II), resulting in a colorless solution.
- BOxalic acid oxidizes Mn(VII) to Mn(IV), resulting in a colorless solution.
- COxalic acid reacts with KMnO 4 to form a colorless compound.
- DOxalic acid forms a complex with KMnO 4 , masking its color.
Correct answer
B. Oxalic acid oxidizes Mn(VII) to Mn(IV), resulting in a colorless solution.
Step-by-step solution
Correct Option is : (B) Oxalic acid oxidizes Mn(VII) to Mn(IV), resulting in a colorless solution.