Electrochemistry questions
1808 published questions with worked solutions.
- The standard E^ _ red values of A, B and C are +0.68 V, -2.54 V, -0.50 V respectively. The order of their reducing power is...
- The ionic conductance of Ba^ 2+ and Cl^- are respectively 127 and 76 ^ -1 ,cm^2 at infinite dilution. The equivalent conductance...
- The oxidation potential values of A, B, C and D are -0.03 V, +0.108 V, -0.07 V and +0.1 V respectively. The non-spontaneous cell...
- Reduction potentials of A, B, C and D are 0.8 V, 0.79 V, 0.34 V and -2.37 V, respectively. Which element displaces all the other...
- Standard electrode potential of cell H_2|H^+||Ag^+|Ag is [MHTCET 2004]
- The emf of a galvanic cell with electrode potential of Zn^ 2+ /Zn = -0.76 V and that of Cu^ 2+ /Cu = +0.34 V, is [MHTCET 2003]
- What is the ratio of the weights liberated at the cathode when the same current is passed through two solutions of ferric and...
- The emf of a galvanic cell, with electrode potentials of Zn = +0.76 V and that of Cu = -0.34 V, is [MHTCET 2001]
- When one Faraday current is passed, which of the following would deposit 1 g atomic weight of the metal? [MHTCET 2001]
- The atomic weight of Fe is 56. The weight of Fe deposited from FeCl_3 solution by passing 0.6 Faraday of electricity is [MHTCET...
- When sodium chloride solution is electrolysed, the gas that is liberated at the cathode is
- Electrolysis of fused KCl MgCl_2 6H_2O gives:
- Several blocks of Mg are fixed to the bottom of a ship to:
- Sodium hydroxide is prepared by the electrolysis of sodium chloride solution and the electrodes used as cathode and anode are...
- In the manufacture of NaOH by the electrolysis of NaCl solution, the cathode and anode are separated using a diaphragm because
- When NaOH is made, the gas released at the cathode is
- NaOH can also be prepared by electrolysis of aqueous NaCl. Amount of NaOH formed when 0.445 L of NaCl(aq) is electrolysed for 137...
- What happens, when ionic hydrides of s-block elements in molten state are electrolysed? [MHTCET 2016]
- For the reaction: X_ 2 (aq) + 2 e^ - 2 X^ - (aq) the value of E^0_ red is highest for
- Which of the following statement is true regarding electrolysis of molten ICl?
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration