JEE Main 2025 Chemistry question

ChemistryElectrochemistryJEE Main 2025

Which of the following electrolyte can be used to obtain H2S2O8 by the process of electrolysis?

Answer: (3)

Solution

Concentrated H2SO4 electrolysis at anode: 2HSO4⁻ → H2S2O8 + 2e⁻.

Question ID VK-001731