STANDARDChemistry-Electrochemistry
STANDARD Chemistry Nernst Equation MCQ Question
Type: MCQ-conceptual-Easy-Class 12
In a cell reaction, Cu(s) + 2Ag⁺(aq) → Cu²⁺(aq) + 2Ag(s) E° cell = +0.46 V. If the concentration of Cu²⁺ ions is doubled then E° cell will be
A
doubled
B
halved
C
increased by four times
D
unchanged
Correct Answer
Option D
Detailed Explanation
E° cell is determined by the standard electrode potentials and is independent of the concentration of ions. Therefore, it remains unchanged.
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