Question

3. Why one test tube of dilute sulphuric acid is required in permanganate titration?​

Answer 1

Answer:

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Explanation:

Add a test tube full of sulfuric acid in order to prevent oxidation of manganese to form manganese dioxide. Heat the mixture upto 60oC before titrating with potassium permanganate. Note down the initial reading in the burette before starting the titration.

Answer 2

Answer:

Add a test tube full of sulfuric acid in order to prevent oxidation of manganese to form manganese dioxide. Heat the mixture upto 60oC before titrating with potassium permanganate. Note down the initial reading in the burette before starting the titration

Explanation:

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