Question

What is the function of H2SO4 used in the reaction of standardization of potassium permanganate solution using ferrous ammonium sulphate

Answer 1

Answer:

it jst acts as a catalyst to enhance the rxn

Answer 2

The function of H2SO4 used in the reaction of standardization of potassium permanganate solution using ferrous ammonium sulphate is to prevent hydrolysis of the Fe2+ ions.

- The ferrous ions of Mohr’s salt can undergo hydrolysis in aqueous solution.

- To prevent the hydrolysis, Conc. H₂SO₄ is added in the Mohr’s salt solution during the preparation of its standard solution