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WorksheetsFARADAY'S LAW OF ELECTROLYSIS
Total questions: 10
Worksheet time: 10mins
Faraday’s Law of Electrolysis related to :
a) atomic number of the cation
b) atomic number of the anion
c) equivalent mass of the electrolyte
d) speed of the cation
2. The charge on one mole of electrons is _________ Coulombs
a) 18600
b) 96500
c) 0.05916
3. The electrolysis of water produces __________
a) gaseous water
b) H2 and O2 gases
c) electrically charged water
4. When an electrolyte, either in molten state or solution state is electrolyzed, the amount of substance (m) deposited at electrodes is ______ to the quantity of electricity (Q) passed through the electrolyte.
a) decrease linearly
b) inversely proportional
c) directly proportional
5. If the same amount of electricity is passed through different electrolytes, the masses of ion deposited at the electrodes are directly proportional to their chemical equivalents. This statement prove:
a) Faraday's First Law of Electrolysis
b) Faraday's Second Law of Electrolysis
c) Faraday's Third Law of Electrolysis
6. The amount of electricity that can deposit 108 g of silver from AgNO3 solution is ________
a) 1 Ampere
b) 1 Coulomb
c) 1 Faraday
d) None of above
7. Which statement is false about Faraday's Second Law of Electrolysis?
a) If valency is more, then for the same amount of electricity, the number of deposited atoms will be less
b) If valency is less, then for the same quantity of electricity, the number of deposited atoms will be less
c) Valency is inversely proportional to the number of deposited atoms
8. When the same quantity of electricity is passed through the solutions of different electrolytes in series, the amount of the products obtained are proportional to their __________
a) Chemical equivalent
b) Atomic weight
c) Gram molecular volume
9. The number of electrons involved in the reaction when a Faraday of electricity is passed through an electrolyte in solution is
a) 6.022 x 10^23
b) 8.022 x 10^23
c) 8.0 x 10^16
10. Faraday has the dimensions of
a) Coulombs
b) Coulombs per degree Kelvin
c) Coulombs per equivalent
