Na_2S_2O_3 is prepared by – InterviewSolution

1.	Na_2S_2O_3 is prepared by
Answer» REACTING `H_2SO_3` with NaOH Reducing `Na_2SO_4` with S in alkaline medium Heating NaOH and S Reducing `Na_2SO_4` with S in acidic medium. Solution :`6NaOH(aq)+4S(s)overset(DELTA)toNa_2S_2O_3(aq)+4Na_2S(aq)+3H_2O(l)`

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