In preparing a salt bridge we sue `KCl` because
In preparing a salt bridge we sue `KCl` because
A. `K^(+)` and `Cl^(-)` are iso-electronic
B. `K^(+)` and `Cl^(-)` have the same transport number
C. KCl is a strong electrolyte
D. KCl forms a good jelly with agar-agar.
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Correct Answer - B
KCl is preferred in a salt bridge because `K^(+)` and `Cl^(-)` ions have same transport number .
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