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.Management Sciences
Category: Electrochemistry
Capacity of one lead accumulator cell is___________________?
A. 1.5 volts
B. 2 volts
C. 3 volts
D. 1 volts
Voltaic cell can be recharged by______________?
A. by addition of fresh solution
B. by replacing external circuit with external source of electricity
C. by removal of solution
D. by heating it
Density of H2SO4 in lead accumulator is__________________?
A. 1.25g/cm3
B. 1.3g/cm3
C. 1.20g/cm3
D. 1.15g/cm3
In electrolytic solution conductance of electricity is due to _____________________?
A. free electrons
B. ions
C. metals
D. electrodes
H2 gas in SHE is filled at pressure of___________________?
A. 760mm of Hg
B. 750mm of Hg
C. 780mm of Hg
D. 800mm of Hg
Greater value of standard reduction potential greater will be tendency__________________?
A. to get oxidized
B. to get reduced
C. to accept electrons
D. both B and C
For the measurement of standard electrode potential Zn is dipped in________________?
A. 1 M ZnO solution
B. 1 M ZnSO4 solution
C. 1.5 M ZnSO4 solution
D. 0.1 M ZnSO4 solution
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