The $(\frac{\partial E}{\partial T})_P$ of different types of half cells are as follows:
$A$ $B$ $C$ $D$ $1 \times 10^{-4}$ $2 \times 10^{-4}$ $0.1 \times 10^{-4}$ $0.2 \times 10^{-4}$
(Where $E$ is the electromotive force)
Which of the above half cells would be preferred to be used as reference electrode?
| $A$ | $B$ | $C$ | $D$ |
|---|---|---|---|
| $1 \times 10^{-4}$ | $2 \times 10^{-4}$ | $0.1 \times 10^{-4}$ | $0.2 \times 10^{-4}$ |
(Where $E$ is the electromotive force)
Which of the above half cells would be preferred to be used as reference electrode?
- A$A$
- B$B$
- C$C$
- D$D$
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