ElectrochemistryHard
Question
The reduction potential of hydrogen electrode when placed in a buffer solution is found to be - 0.413V. The pH of the buffer is -
Options
A.10
B.4
C.7
D.12
Solution
- 0.413 = 0 - 0 .059 log 
or 
= - log H+ = pH or pH = 7
or = - log H+ = pH or pH = 7Create a free account to view solution
View Solution FreeMore Electrochemistry Questions
Two students use same stock solution of ZnSO4 but different solutions of CuSO4. The EMF of one cell is 0.03 V higher tha...The resistance of 0.1 N solution of formic acid is 200 ohm and cell constant is 2.0 cm-1. The equivalent conductivity (i...The temperature coefficient, of the emf i.e. = - 0.00065 volt. deg-1 for the cell Cd | CdCl2 (1M) | AgCl (s) | Ag at 25o...When the sample of copper with zinc impurity is to be purified by electolysis, the appropriate electrode are...The standard reduction potential data at 25oC is given belowEo (Fe3+, Fe2+) = + 0.77 V ;Eo (Fe2+, Fe) = - 0.44 V ;Eo (Cu...