Electrochemistry questions
1808 published questions with worked solutions.
- Electrolytic conduction differs from metallic conduction. In case of electrolytic conduction _____
- Which of the following reactions CANNOT be used to set up the electrochemical cell?
- Which of the following is TRUE about electrochemical cell?
- In the electrolysis of water, one Faraday of electrical energy would evolve _____
- One Faraday of electricity will liberate half gram atom of the metal from a solution of _____
- The atomic mass of oxygen is 16, hence the electrochemical equivalent (ECE) of oxygen in kg per Coulomb is _____
- How many hours are required for a current of 3 A to decompose electrolytically one mole of water?
- An industry produced 40 kg of calcium in two hours by electrolysis. How much of aluminium will be produced by the same current in...
- When 48250 C of electricity is passed through an aqueous solution of NiI_2 (atomic mass of Ni = 58.8), the mass of nickel metal...
- Cell – I containing a solution of mercuric perchlorate Hg(ClO_4)_2 , Cell – II containing a solution of mercuric nitrate...
- If the atomic mass of M is x, the electrochemical equivalent of M in the solution of M_2(SO_4)_3 will be _____
- What will be the current required to deposit on the cathode 39.4 g gold/hour from a solution containing a salt of gold (III)?...
- Mass of copper deposited by the passage of 2 A of current for 965 s through a 2 M solution of CuSO_4 is (At. Mass of Cu = 63.5)...
- During electrolysis, the species discharged at cathode are _____
- The number of Coulombs required to liberate 0.224 dm^3 of chlorine at 0^ and 1 atm pressure is _____
- Faraday's first law of electrolysis gives the relation between _____
- Salts of x (At. Mass 7), y (At. Mass 27) and z (At. Mass 64) were electrolysed under identical conditions using the same quantity...
- If the same quantity of electricity is passed through two electrolytes, if A and B are the two substances liberated at the...
- Time required to deposit 90 g of Al from an electrolytic cell containing Al_2O_3 by a current of 965 A is _____ (At. Mass of Al =...
- Passage of 96,500 C of electricity liberates _____ L of O_2 at NTP during electrolysis
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