Chemistry Electrochemistry Online Quiz Test MCQs

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

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

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

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

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

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

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

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

9. Metallic conduction is also called as:

10. Electrolysis is used for:

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

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

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

14. Cell potential depends upon:

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