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MARVEL PUBLICATION-ELECTROCHEMISTRY-Test your Grasp
- An electric current is passed through an aqueous solution of the follo...
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- Electrolysis involves oxidation and reduction respectively at .
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- The metal which can not displace hydrogen from dil. H(2)SO(4) solution...
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- The amount of electricity required to deposit one gram atom of Mg from...
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- During electrolysis electrons flow from
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- In a solution of CuSO(4) how much time will be required to preciitate ...
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- 0.1 ampere current is passed for 10 seconds through Cu and Ag. The met...
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- How many electrons are there in one coulomb of electricity?
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- The emf of cell is 1.3 Volt. The positive electrode has potential of 0...
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- How many Faradays are required to liberate one mole of O(2) gas at N.T...
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- A silver cup is plated with silver by passing 965 coulombs of electric...
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- A, B,C and D are four elements with E(oxd)^(0) as +2.82V, +2.71V, +1.6...
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- During rusting of iron it gets
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- The electrode potential of a silver electrode dipped in 0.1 M AgNO(3) ...
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- A certain current liberated 0.504 g of hydrogen in 2 hours. How many g...
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- The rusting of iron is catalysed by which of the following ?
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- In a cell containing zinc electrode and hydrogen electrode,If the redu...
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- E^(@) of Mg^(2+) || Mg, Zn^(2+) || Zn, and Fe^(2+)||Fe are -2.37V, -0....
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- The reaction M^(2)+2e^(-) to M has standard potential of -0.66V . This...
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- Rgw atomic weight of Al is 27. When a current of 5F is passed through ...
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