MHT CET2019Evening ShiftChemistryElectrochemistryActual
The correct representation of Nernst’s equation for half- cell reaction C u 2 + ( a q ) + e - → C u + ( a q ) is
Options
- AE C u + , C u 2 + o = E C u + , C u 2 + o - 0.0592 2 l o g C u + C u 2 +
- BE C u + , C u 2 + o = E C u + , C u 2 + o - 0.0592 1 l o g C u + C u 2 +
- CE C u + , C u 2 + o = E C u + , C u 2 + o - 0.0592 2 l o g C u 2 + C u +
- DE C u + , C u 2 + o = E C u + , C u 2 + o + 0.0592 2 l o g C u + C u 2 +
Correct answer
B. E C u + , C u 2 + o = E C u + , C u 2 + o - 0.0592 1 l o g C u + C u 2 +
Step-by-step solution
Key Idea General Nernst equation for a reaction is given as. E c e l l = E c e l l o - 0.0591 X l o g [ P ] [ R ] For the half – cell C u 2 + a q + θ - → C u + a q The correct Nernst’s equation is E C u + , C u 2 + = E C u + , C u 2 + o - 0.0591 1 l o g C u + C u 2 +