See image — AITS & Test Series Chemistry Question
Question
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Answer: 7
💡 Solution & Explanation
Sol. 2 2 7 4 2 2 2 3 3 3 K Cr O ,CuSO , H O ,Cl ,O ,FeCl ,HNO 2 2 7 2 4 2 4 2 4 2 2 3 4 2 2 2 2 4 2 2 2 K Cr O 7H SO 6KI 4K SO Cr SO 3I 7H O 2CuSO 4KI Cu I I 2K SO H O 2KI I 2KOH 2 2 3 2 2 2 3 2 2 3 3 2 2 4 2 3 2 Cl 2KI 2KCl I O 2KI H O 2KOH I O 2FeCl 2KI 2FeCl I 2KCl 8HNO 6KI 6KNO 2NO 4H O 3I 2KMnO KI H O KIO 2MnO 2KOH
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