Which one of the following reactions cannot be used to set u p an electrochemical cell?
Which one of the following reactions cannot be used to set u p an electrochemical cell?
A. `Fe+2H^(+)rarrFe^(2+)+H_(2)`
B. `Mg+Sn^(2+)rarrMg^(2+)+Sn`
C. `Cl_(2)+2KBrrarr2KCl+Br_(2)`
D. `AgNO_(3)+NaClrarrAgCl+NaNO_(3)`.
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Correct Answer - D
The reaction
`AgNO_(3)NaClrarrAgCl+NaNO_(3)`
Cannot be used to set up an electrochemical cell s it is not a redox reaction.
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