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MHT CET Chemistry question

ChemistryRedox ReactionsMHT CET

Given, The value of x, y and z in the above redox reaction respectively are

Answer: (C)

Solution

As goes from +3 to +5 (2 electrons) and Br from +5 to -1 (6 electrons), so x : y = 3 : 1; balancing Na and Cl gives NaCl = 6 and z = 6 (Missing close brace3\mathrm{Na_2HAsO_3$} +

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Question ID VK-065874