`Na_2S_2O_3` is prepared byA. Reacting `H_2SO_3` with NaOHB. Reducing – InterviewSolution

InterviewSolution

1.	`Na_2S_2O_3` is prepared byA. Reacting `H_2SO_3` with NaOHB. Reducing `Na_2SO_4` with S in alkaline mediumC. Heating NaOH and SD. Reducing `Na_2SO_4` with S in acidic medium.
Answer» Correct Answer - C `6NaOH(aq)+4S(s)overset(Delta)toNa_2S_2O_3(aq)+4Na_2S(aq)+3H_2O(l)`

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