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Electrochemistry

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Q JEE MAIN 2024
The metals that are employed in the battery industries are
A. Fe
B. Mn
C. Ni
D. Cr
E. Cd
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JEE Main Chemistry Easy
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Q JEE MAIN 2025
$0.2 \%(\mathrm{w} / \mathrm{v})$ solution of NaOH is measured to have resistivity $870.0 \mathrm{~m} \Omega \mathrm{~m}$. The molar conductivity of the solution will be $\_\_\_\_$...
JEE Main Chemistry Hard
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Q JEE MAIN 2025
Match List - I with List - II : Choose the correct answer from the options given below :
JEE Main Chemistry Medium
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Q JEE MAIN 2025
$\mathrm{O}_{2}$ gas will be evolved as a product of electrolysis of :[0pt] (A) an aqueous solution of $\mathrm{AgNO}_{3}$ using silver electrodes. (B) an aqueous solution...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
1 Faraday electricity was passed through ${\rm{C}}{{\rm{u}}^{2 + }}(1.5{\rm{M}},1\;{\rm{L}})/{\rm{Cu}}$ and 0.1 Faraday was passed through ${\rm{A}}{{\rm{g}}^ + }(0.2{\rm{M}},1\;{\rm{L}})/{\rm{Ag}}$ electrolytic cells. After this the two cells...
JEE Main Chemistry Medium
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Q JEE MAIN 2025
Given below are two statements:
Statement I: Mohr's salt is composed of only three types of ions-ferrous, ammonium and sulfate.
Statement II: If the molar...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
On charging the lead storage battery, the oxidation state of lead changes from ${x_1}$ to ${y_1}$ at the anode and from ${x_2}$ to ${y_2}$ at...
JEE Main Chemistry Medium
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Q JEE MAIN 2025
Electrolysis of 600 mL aqueous solution of NaCl for 5 min changes the pH of the solution to 12 . The current in Amperes used...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
Correct order of limiting molar conductivity for cations in water at 298 K is :
JEE Main Chemistry Medium
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Q JEE MAIN 2025
Based on the data given below : / \mathrm{Cl}^{(-)}}^{\circ}=1.36 \mathrm{~V} \mathrm{E}_{\mathrm{MnO}_{4}^{-} / \mathrm{Mn}^{2+}}^{\circ}=1.51 \mathrm{~V} & \mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{Cr}}^{\circ}=-0.74 \mathrm{~V} \end{array} $$
JEE Main Chemistry Easy
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