Select the feasible reactions from the following.

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

Problem

Select the feasible reactions from the following. (a) 2S2O32−(aq)+I2(s)→S4O62−(aq)+2I−(aq)2\text{S}_2\text{O}_3^{2-}(\text{aq})+\text{I}_2(\text{s})\rightarrow\text{S}_4\text{O}_6^{2-}(\text{aq})+2\text{I}^-(\text{aq}) (b) S2O32−(aq)+2Br2(l)+5H2O(l)→2SO42−(aq)+4Br−(aq)+10H+(aq)\text{S}_2\text{O}_3^{2-}(\text{aq})+2\text{Br}_2(\text{l})+5\text{H}_2\text{O}(\text{l})\rightarrow2\text{SO}_4^{2-}(\text{aq})+4\text{Br}^-(\text{aq})+10\text{H}^+(\text{aq}) (c) 2KBr(aq)+I2(s)→2KI(aq)+Br2(l)2\text{KBr}(\text{aq})+\text{I}_2(\text{s})\rightarrow2\text{KI}(\text{aq})+\text{Br}_2(\text{l}) (d) 2KI(aq)+Cl2(aq)→2KCl(aq)+I2(s)2\text{KI}(\text{aq})+\text{Cl}_2(\text{aq})\rightarrow2\text{KCl}(\text{aq})+\text{I}_2(\text{s})

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