E-Ag-Ag-0-8 volt and E-Zn2-Zn-0-76 voltWhich of the following is correct-

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Electrochemical Series

E∘Ag+|Ag=0.8 ...

Question

$E_{A g^{+} | A g}^{\circ} = 0.8$ volt and $E_{Z n^{2 +} | Z n}^{\circ} = - 0.76$ volt

Which of the following is correct?

A g^{+}

can be reduced by

H_{2}

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A g

can oxidize

H_{2}

into

H^{+}

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Z n^{2 +}

can be reduced by

H_{2}

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A g

can reduce

Z n^{2 +}

ion

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Solution

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Similar questions

E_{A g^{+} | A g}^{\circ} = 0.8

E_{Z n^{2 +} | Z n}^{\circ} = - 0.76

E_{A g^{+} / A g}^{0} = 0.8 v o l t

E_{Z n^{+} / Z n}^{0} = - 0.76 v o l t

E^{\circ} (S R P)

E_{C u^{2 +} / C u}^{\circ} = 0.34 v o l t; E_{Z n^{2 +} / Z n}^{\circ} = - 0.76 v o l t

E_{A g^{+} / A g}^{\circ} = 0.8 v o l t; E_{M g^{2 +} / M g}^{\circ} = - 2.37 v o l t

Δ G^{\circ}

The standard reducation potentials of

$Z n^{2 +} | Z n, C u^{2 +} | C u$ and $A g^{+} | A g$

are respectively -0.76, 0.34 and 0.8 V. The following cells were constructed.

a) $Z n | Z n^{2 +} | | C u^{2 +} | C u$

b) $Z n | Z n^{2 +} | | A g^{+} | A g$

c) $C u | C u^{2 +} | | A g^{+} | A g$

What is the correct order $E {^{0}}_{c e l l}$ of these cells?

E_{A g^{+} | A g}^{\circ} = 0.8

E_{Z n^{2 +} | Z n}^{\circ} = - 0.76

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