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JEE Main 2025 Chemistry question

ChemistryElectrochemistryJEE Main 2025

Electrolysis of 600 mL aqueous solution of NaCl for 5 min changes the pH of the solution to 12. The current in Amperes used for the given electrolysis is . (Nearest integer).

Answer: 2

Solution

Using Faraday's law with [OH⁻]=10⁻², moles×96500 = I×t; solving gives I≈1.93≈2 A

Question ID VK-002265