Jee Main
Electrochemistry
JEE Main 2025 (Online) 4th April Morning Shift
MCQ+4 / -12025
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 the cathode. The values of $x_1, y_1, x_2, y_2$ are respectively :