List of elements based on hydrogen scale is called________________?
A. periodic table B. groups C. periods D. electrochemical series
Chemistry MCQs
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
Greater value of standard reduction potential smaller will be tendency______________?
A. to form positive ions B. to form negative ions C. gain electrons D. all are possible
Lead accumulators are_______________?
A. secondary cell B. primary cell C. voltaic cell D. both A & C
Capacity of one lead accumulator cell is___________________?
A. 1.5 volts B. 2 volts C. 3 volts D. 1 volts
Voltaic cell is a_________________?
A. irreversible cell B. reversible cell C. alkaline cell D. all of the above
Percentage of sulfuric acid in lead accumulator is__________________?
A. 40% B. 25% C. 30% D. 50%
The half cells are interconnected through________________?
A. wire B. salt bridge C. electric circuit D. no connection exists
Which of the following element act as inert electrode________________?
CCu B. Ag C. Pt D. None