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.Management Sciences
Category: Electrochemistry
Lead accumulators are_______________?
A. secondary cell
B. primary cell
C. voltaic cell
D. both A & C
In Galvanic cell electrons flow from anode to cathode through__________________?
A. external electric circuit
B. salt bridge
C. movement of ions
D. all of the above
In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?
A. greater
B. lesser
C. sum of reduction and oxidation potentials
D. none
The half cells are interconnected through________________?
A. wire
B. salt bridge
C. electric circuit
D. no connection exists
Electricity in voltaic cell is produced due to_________________?
A. neutralization
B. oxidation
C. reduction
D. both B & C
Decrease in oxidation number is called__________________?
A. oxidation
B. reduction
C. oxidation-reduction
D. all of above represent same entity
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