See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

  3 2 2 2 2Zn ClO 2ZnO 2Cl 5O      4 4 2 2 2 2 NH ClO N O Cl H O       2 2 7 2 4 2 3 2 K Cr O K CrO Cr O O      4 2 4 2 2 KMnO K MnO MnO O     