Reaction-Kinetics-Nuclear Chemistry

Q: The conversion of chemical energy into electrical energy requires:

(a) :  Electrolytic cell
(b) :  Galvanic cell
(c) :  Voltaic cell
(d) :  both (a) and (c)
(e) :  None of the Above
Answer:  both (a) and (c)
Explanation:  

Q: During electrolysis, the reaction that takes place at cathode is:

(a) :  Reduction
(b) :  Both (a) and (c)
(c) :  Oxidation
(d) :  No reaction occurs
(e) :  None of the Above
Answer:  Reduction
Explanation:  

Q: The best electrode used in salt bridge is KCI. Which other electrolyte can also be used for the purpose:

(a) :  NaCI
(b) :  NH₄NO₃
(c) :  KNO₃
(d) :  NaNO₃
(e) :  None of the Above
Answer:  NH₄NO₃
Explanation:  

Q: Electrolysis is used for:

(a) :  Manufacture of caustic soda
(b) :  Refining of copper
(c) :  Electroplating
(d) :  All of above
(e) :  None of the Above
Answer:  All of above
Explanation:  

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