Essential Chemistry for IGCSE - Chemical Reactions (Section 3 - No. 21)
What happens when a reducing agent is added to a solution of acidified potassium permanganate?
The solution turns from colorless to purple.
The solution remains purple.
The solution turns from purple to colorless.
The solution becomes more concentrated.
Explanation
A reducing agent will reduce the permanganate ion (MnO₄⁻), causing the purple solution to become colorless.
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