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Electrochemistry

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Previous Years Questions

MCQ (Single Correct Answer)

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The reduction potential of hydrogen half-cell will be negative if
WB JEE 2021
Which of the following solutions will have highest conductivity?
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If electrolysis of aqueous CuSO4 solution is carried out using Cu-electrodes, the reaction taking place at the anode is ...
WB JEE 2019
The charge carried by 1 millimole of Mn+ ions is 193 coulombs. The value of n is
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Given the standard half-cell potentials (E$$^\circ$$) of the following as$$\matrix{ {Zn \to Z{n^{2 + }} + 2{e^ - };} ...
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What amount of electricity can deposit 1 mole of Al metal at cathode when passed through molten AlCl3 ?
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How many faradays are required to reduce 1 mol of $$C{r_2}O_7^{2 - }$$ to Cr3+ in acid medium?
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MCQ (More than One Correct Answer)

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Identify the correct statement(s) :
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