Stronger the oxidizing agent greater is the________________?
A. Oxidation potential B. Reduction potential C. Redox potential D. emf of cell
Chemistry MCQs
Which of the following cell is not rechargeable ?
A. Lead storage battery B. Silver oxide cell C. Fuel cell D. Ni-Cd cell
Which of the following is true in the case of Zn-Cu cell ?
A. The flow of electrons takes place from copper to zinc B. E0red of copper electrode is less than that of zinc electrode C. Zinc acts as an anode and copper as cathode D. All are correct
The degree of dissociation of week electrolyte increases as________________?
A. Pressure increases B. Dilution decreases C. Dilution increases D. None
In electrolytic solution conductance of electricity is due to _____________________?
A. free electrons B. ions C. metals D. electrodes
Reaction at anode is called________________?
A. oxidation B. reduction C. redox D. decomposition
Decrease in oxidation number is called__________________?
A. oxidation B. reduction C. oxidation-reduction D. all of above represent same entity
Right half cell contains _____________ electrode?
A. A1 B. Zn C. Cu D. Fe
Salt bridge transfers_______________?
A. electrons B. anion C. current D. ions
E0red of an element cab be calculated by comparing it with _____________________?
A. New electrode of same element B. SHE C. 1M solution of ions of respective element D. 2M solution of HCI