MCQ
Caro's acid is
- A$H_2SO_5$
- ✓$H_2S_2O_5$
- C$H_2S_2O_7$
- D$H_2S_2O_8$
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$Ag\,\,(s)\,\, \to \,A{g^{2 + }} + 2{e^ - }\,;\,E = - 0.80\,V$ Which of the following reactions actually take place