Electrochemistry questions
1808 published questions with worked solutions.
- 1 mole of electrons is passed through three electrolytic cells in series, first containing silver ions, the second zinc ions and...
- 2 F of electricity will liberated 1 gram atom of the metal from the solution of
- On passing an electricity current, the quantity of a metal deposited on cathode depends upon
- An electric current when passed through two dilute sulphuric acid for 2 hours liberated 0.50 g of hydrogen. What weight of copper...
- A chemist wants to produce Cl_2 (g) from molten NaCl. How many grams could be produced if he uses a steady current of 1 amp for...
- What weight of copper will be deposited by passing 2 Faraday of electricity through a solution of copper sulphate?
- The ece of hydrogen is 0.0000104 and eq. wt. of oxygen is 8, ece of oxygen is
- The time required to coat a metal surface of 80 cm^2 with 5 10^ -3 cm thick layer of silver [density 1.05 gm / cm^3 ] with...
- Four Faraday of electricity is passed through solution of Ferrous sulphate. The mass of iron (At. wt. 56) deposited at cathode in...
- To obtain 2.70 g of silver (at. mass 108) from an aqueous solution of AgNO_3 it is required to pass
- The charge of an electron is 1.60219 10^ -19 coulombs. What is the value of faraday constant?
- One faraday is equal to
- The charge required for the conversion of Cr_2O_7^ 2- ions to Cr^ 3+ is
- A silver cup is plated with silver by passing 0.001 F of electricity. The amount of Ag deposited is (Ag = 107.8)
- How many coulombs are required to liberate 1.12 m^3 of hydrogen at S.T.P. during electrolysis?
- Which of the following statements is correct for galvanic cell written in an abbreviated form?
- A cell in which electric current is produced by an oxidation, reduction is called a
- A device used to convert chemical energy into electrical energy is called _________
- A galvanic cell consist of
- In galvanic cell
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