Why is dilute sulphuric acid used to acidify a permanganate solution in volumetric…
Chemistry · Class 12 · CBSE — The d- and f-Block Elements
Why is dilute sulphuric acid used to acidify a permanganate solution in volumetric analysis and not hydrochloric acid?
- HCl acts as an oxidising agent and KMnO4 as a reducing agent.
- Oxygen produced from KMnO4 is used up to oxidise HCl to Cl2.
- KMnO4 is decolourised in presence of HCl.
- The oxidation becomes very fast in presence of two oxidising agents.
Answer
(B) Oxygen produced from KMnO 4 is used up to oxidise HCl to Cl 2 .
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Which of the following reactions show the reducing property of hydrochloric acid?
- A solution of KMnO 4 is reduced to various products depending upon its pH. At pH < 7 it is reduced to a…
- Correct configuration of Gadolinium ( Z = 64) is
- Which group contains coloured ions out of the following? 1] Cu + 2] Ti 4+ 3] Co 2+ 4] Fe 2+
- Which of the following pairs of ions have the same electronic configuration?
- Assertion : KMnO 4 acts as an oxidising agent in acidic, basic or neutral medium. Reason : It oxidises…
- Which of the following statements is correct about stability of the complexes of lanthanoids?
- The correct configuration of f -block elements is
More The d- and f-Block Elements questions · Browse all practice questions