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The molar conductivity of a conductivity cell filled with 10 moles of 20 mL NaCl solution is $${\Lambda _{m1}}$$ and that of 20 moles another identical cell heaving 80 mL NaCl solution is $${\Lambda _{m2}}$$. The conductivities exhibited by these two cells are same. The relationship between $${\Lambda _{m2}}$$ and $${\Lambda _{m1}}$$ is

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In which of the following half cells, electrochemical reaction is pH dependent?

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In 3d series, the metal having the highest M^{2+}/M standard electrode potential is :

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The $${\left( {{{\partial E} \over {\partial T}}} \right)_P}$$ 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?

Questions Asked from Electrochemistry (MCQ (Single Correct Answer))

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