Deduce the oxidation number of sulfur in .

CHEMISTRY · Single correct · A Level · Chemistry · Oxidation, reduction and redox reactions · Oxidation, reduction and redox reactions

Problem

Deduce the oxidation number of sulfur in Na2S4O6\text{Na}_2\text{S}_4\text{O}_6. (1) +6 (2) +3 (3) +2.5 (4) +2

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