Depict the galvanic cell in which the reaction Zn(s)+2Ag+(aq)→Zn2+(aq)+2Ag(s) takes place. Further show which of the electrode is negatively charged.
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Solution
For the given redox reaction, the galvanic cell is : Zn|Zn2+(aq)||Ag+(aq)|Ag Zinc electrode is negatively charged as Zn is oxidized to Zn2+. The electrons released during oxidation accumulate on this electrode.