MCQ
When $S{O_2}$ is passed through cupric chloride solution
- AA white precipitate is obtained
- BThe solution becomes colourless
- ✓The solution becomes colourless and a white precipitate of $C{u_2}C{l_2}$ is obtained
- DNo visible change takes place
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$\text { A } \quad\quad\quad\quad\quad \text { B } \quad\quad\quad\text { C } \quad\quad\quad\quad\text { D }$
$1 \times 10^{-4} \quad 2 \times 10^{-4} \quad 0.1 \times 10^{-4} \quad 0.2 \times 10^{-4}$
(Where $E$ is the electromotive force)
Which of the above half cells would be preferred to be used as reference electrode?