Electrochemistry questions
1808 published questions with worked solutions.
- Aqueous solution of an organic compound, 'A' on electrolysis liberates acetylene and CO_2 at a node (anode). 'A' is [EAMCET 2007]
- Electrolysis of an aqueous solution of sodium acetate, yields [Jamia Millia Islamia 2004]
- Electrolysis of a concentrated solution of sodium fumarate gives
- A solution of the sodium salt of a fatty acid is electrolysed during Kolbe's reaction. The solution left behind after...
- The ionic strength of a solution containing 0.1 mol/kg of KCl and 0.2 mol/kg of CuSO_4 is
- Given l/a = 0.5 cm ^ -1 , R = 50 , N = 1.0. The equivalent conductance of the electrolytic cell is
- The specific conductivity of 0.1 N KCl solution is 0.0129 ^ -1 cm ^ -1 . The resistance of the solution in the cell is 100 . The...
- Specific conductivity of a solution
- Which one of the following solutions will have highest conductivity?
- Pure water does not conduct electricity because it is
- What is the effect of dilution on the equivalent conductance of a strong electrolyte?
- The equivalent conductances of two strong electrolytes at infinite dilution in H_2O (where ions move freely through a solution)...
- Ionic mobility of Ag^+ is ( _ Ag^+ = 5 10^ -4 ^ -1 cm ^2 equiv ^ -1 )
- Resistance of 0.2 M solution of an electrolyte is 50 . The specific conductance of the solution is 1.3 S m ^ -1 . If resistance...
- The molar conductivities ^ _ NaOAc and ^ _ HCl at infinite dilution in water at 25^ C are 91.0 and 426.2 S cm ^2/ mol...
- The units of equivalent conductance are
- The limiting molar conductivities ^ for NaCl, KBr and KCl are 126, 152 and 150 S cm ^2 mol ^ -1 respectively. The ^ for NaBr is
- Given the limiting molar conductivity as ^0_m( HCl ) = 425.9 ^ -1 cm ^2 mol ^ -1 ^0_m( NaCl ) = 126.4 ^ -1 cm ^2 mol ^ -1 ^0_m(...
- The molar conductivities of KCl, NaCl and KNO_3 are 152, 128 and 111 S cm ^2 mol ^ -1 respectively. What is the molar...
- The cell constant is
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