MCQ
In a solution of $\text{KMnO}_4, \text{MnO}_4^-$ acts as a:
- AInduced indicator.
- BSelf indicator.
- CSpontaneous indicator.
- DNone of the above.
✓
Answer
- Self indicator.
Explanation:
In redox titrations, the reagent which itself is intense in colour, e.g. permanganate ion, $[\text{MnO}]_4^-$ acts as self indicator.
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