MCQ
Which one is oxidising substance
- A${C_2}{H_2}{O_2}$
- B$CO$
- C${H_2}S$
- ✓$C{O_2}$
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$Cu^{+2} + 2e^-\to Cu$ ; $E^o = X_2$ then the value of $E^o$ for $Cu^{+2} + e^-\to Cu^+$ will be