Electrochemistry questions
1808 published questions with worked solutions.
- How many coulombs of electricity will be required to deposit 0.6354 g of Cu in electrolytic cell containing copper sulphate...
- If 'V' is valency, 'Z' is electrochemical equivalent of an element then atomic weight of the element is
- How many faraday are required to liberate 8 g of hydrogen?
- Which of the following is the unit of electrochemical equivalent?
- For reducing 1 mole of ferrous ions to iron the number of faradays of electricity required will be
- How many coulombs are required to produce 20 grams of calcium from molten CaCl_2 ?
- When 96500 coulombs of electricity are passed through barium chloride solution, the amount of barium deposited will be
- The atomic weight of oxygen is 16 hence the ECE of oxygen in kg per coulomb is
- Electric current is passed through two cells A and B series. Cell A contains aq. AgNO_3 and platinum electrodes while cell B...
- When the same electric current is passed through the solutions of different electrolysis in series, the amounts of substance...
- If 'A' is an atomic weight, 'V' is valency and 'Z' is an electrochemical equivalent of an element then Faraday 'F' is equal to
- What is the equivalent mass of a metal having electrochemical equivalent of 3.4 10^ -7 kg?
- The quantity of electricity required to liberate 1 gram equivalent of an element is at
- The weight of Ag (eq. wt. 108) displaced by that quantity of current which displaced 5600 cm^3 of H_2 at NTP will be
- 2.5 Faradays of electricity is passed through a solution of CuSO_4 . The number of gram equivalents of copper deposited on...
- When the same quantity of electricity is passed through suitable voltameters in series, 1.12 dm^3 of H_2 is liberated at NTP and...
- A current of c amperes was allowed to pass through a solution of an electrolyte for t seconds when Q gram of a metal M were...
- How much quantity of electricity is required to liberated 1 g equivalent weight of an element?
- An electrolytic cell contains a solution of AgNO_3 and Pt electrodes. A current is passed until 1.6 gm of O_2 has been liberated...
- On passing 9.65 amperes of electricity for 1000 seconds, 2.0 grams of metal deposits. The chemical equivalent of metal is
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