See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

  2NaOH 2 2 2 2 2 ZnCl 2NaOH Zn OH Na ZnO 2H O       2 2 2 2 2 3 3 3 2 2 Na ZnO H S ZnS 2NaOH Na ZnO 4CH COOH CH COO Zn 2CH COONa 2H O                    3 4 2 3 2 6 6 2 4 3 2 6 6 6 2 2 CH COO Zn K Fe CN Zn Fe CN 4CH COOK 3Zn Fe CN K Fe CN 2Zn K Fe CN White                          