JEE Mains Chemistry Past PapershardMCQ SINGLE

Given below are two statements: Statement I : In the oxalic acid vs KMnO4 (in the presence of dil. HJEE Mains Chemistry Past Papers Chemistry Question

Question

Given below are two statements: Statement I : In the oxalic acid vs KMnO4 (in the presence of dil. H2SO4) titration the solution needs to be heated initially to 60ºC, but no heating is required in Ferrous ammonium sulphate (FAS) vs KMnO4 titration (in the presence of dil. H2SO4) Statement II : In oxalic acid vs KMnO4 titration, the initial formation of MnSO4 takes place at high temperature, which then acts as catalyst for further reaction. In the case of FAS vs KMnO4, heating oxidizes Fe2+ into Fe3+ by oxygen of air and error may be introduced in the experiment. (A) Statement I is false but Statement II is true. (B) Statement I is true but Statement II is false. (C) Both Statement I and Statement II are false. (D) Both Statement I and Statement II are true.

Answer: D

💡 Solution & Explanation

(4) Both Statement I and Statement II are true.

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