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Electrochemistry

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2023
Two isolated metallic solid spheres of radii $R$ and $2 R$ are charged such that both have same charge density $\sigma$. The spheres are then...
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Q JEE MAIN 2024
The potential for the given half cell at 298" " K is (-)………...×〖10〗^(-2) " " V. 2H^+ _"aq) " +2e^-→H_2 (" " g) [H^+ ]=1M,P_(H_2...
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Q JEE MAIN 2024
The standard reduction potentials at 298" " K for the following half cells are given below : ■(&Cr_2 O_7^(2-)+14H^++6e^-→2Cr^(3+)+7H_2 O,E^∘=1.33" " V@Fe^(3+) (aq)+3e^-→Fe&E^∘=-0.04" " V@Ni^(2+)...
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Q JEE MAIN 2024
The molar conductivity for electrolytes A and B are plotted against $C^{1 / 2}$) as shown below. Electrolytes A and B respectively are :
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Q JEE MAIN 2024
Molar ionic conductivities of divalent cation and anion are 57" " S〖" " cm〗^2 〖" " mol〗^(-1) and 73" " S〖" " cm〗^2 〖" "...
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Q JEE MAIN 2024
A conductivity cell with two electrodes (dark side) are half filled with infinitely dilute aqueous solution of a weak electrolyte. If volume is doubled by...
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Q JEE MAINS 2024
One of the commonly used electrode is calomel electrode. Under which of the following categories calomel electrode comes?
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Q JEE MAIN 2024
Identify the factor from the following that does not affect electrolytic conductance of a solution.
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Q JEE MAIN 2024
The reaction at cathode in the cells commonly used in clocks involves.
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Q JEE MAIN 2024
One Faraday of electricity liberates $x \times 10^{-1}$ gram atom of copper from copper sulphate, x is _____ .
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