Chemistry Electrochemistry Online Quiz Test MCQs

1. Most metals are conductors of electricity because of the:

2. The conversion of chemical energy into electrical energy requires:

3. In electrolysis cells, the chemical changes may be:

4. Fuel cells are mostly used in space aircrafts as the source of:

5. Fuel cells are the means by which chemical energy may be converted into:

6. In an electrolytic cell, the electrons flow from:

7. Electrolysis is used for:

8. Reduction or oxidation potential of standard hydrogen electrode is:

9. Electrochemistry is concerned with the conversion of electrical energy into chemical energy in:

10. A reaction will be spontaneous if its calculated emf is:

11. Ionization is the process in which ionic compounds when fused or dissolved in water split up into charged particles called:

12. Electrolytes in the form of solution or in the fused state have the ability to conduct:

13. The difference of potential of two electrodes when concentration of solution is 1 M each at 25°C and 1 atm is called:

14. Cell potential depends upon:

15. Metallic conduction is also called as: