Chemistry, asked by lSundartal, 1 month ago

Why Does KMnO4 Act As Self-Indicator?​​

Answers

Answered by Lovelycandy
39

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KMnO4 solutions are dark purple. When used as a titrant, as soon as the endpoint is reached and the KMnO4- is in excess, the solution has a permanent pink hue (provided that the solution is initially colorless). Thus KMnO4 acts as its own indicator.

Answered by 1910h
3

Explanation:

KMnO4 solutions are dark purple. When used as a titrant, as soon as the endpoint is reached and the KMnO4- is in excess, the solution has a permanent pink hue (provided that the solution is initially colorless). Thus KMnO4 acts as its own indicator.

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