3 JEE Main 2015 Electrochemistry previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2015 previous-year questions from the Electrochemistry chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Electrochemistry chapter hub.
At 298   K , the standard reduction potentials are 1 . 51   V for M n O 4 -   |   M n 2 + , 1 . 36…
Two Faraday of electricity is passed through a solution of C u S O 4 . The mass of copper deposited at the cathode is:…
A variable, the opposite external potential ( E ext ) is applied to the cell Z n   |   Z n 2 +   1 M …