$A$ negative $e.m.f.$ for a cell represents:
- AElectrons will flow through the external circuit in the reverse direction.
- BThe opposite half-cell reaction will take place spontaneously.
- CThe given reaction will not be spontaneous.
- DAll of the above.
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View SolutionCalculate the equilibrium constant for the reaction: $Cl_{2(g)} + 2I^{-}_{(aq)} \to 2Cl^{-}_{(aq)} + I_{2(s)}$
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