When a $Zn$ piece is kept in a $CuSO_4$ solution,the copper gets precipitated because the standard reduction potential of zinc is
- A$> $ copper
- B$< $ copper
- C$> $ sulphate
- D$< $ sulphate
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Similar Questions
Which chemical equation represents the standard reduction potential of zinc?
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View SolutionArrange the following metals in the order of their decreasing standard electrode potential: $Mg, K, Ba, Ca$.
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View SolutionCalculate the standard potential of a cell having the following electrode reactions:
$Cd_{(aq)}^{2+} + 2e^{-} \rightarrow Cd_{(s)}$ $E^{\circ} = -0.403 \ V$
$Zn_{(aq)}^{2+} + 2e^{-} \rightarrow Zn_{(s)}$ $E^{\circ} = -0.763 \ V$ (in $V$)
$Cd_{(aq)}^{2+} + 2e^{-} \rightarrow Cd_{(s)}$ $E^{\circ} = -0.403 \ V$
$Zn_{(aq)}^{2+} + 2e^{-} \rightarrow Zn_{(s)}$ $E^{\circ} = -0.763 \ V$ (in $V$)
Which of the following relations about $E^{\circ}_{cell}$ is false?
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View Solution$A$ standard hydrogen electrode has zero electrode potential because
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