See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Initial meq. of Cu2+ = 50 × 1 × 2 = 100 Electricity passed = 0.965 × 3600 = 3474 C No of meq of Cu2+ discharged 3474 1000 96500   = 36 Meq of Cu2+ remained = 100 – 36 = 64 64 N