Chemistry Electrochemistry Online Quiz Test MCQs

Given on this page is a online quiz on the topic of Electrochemistry. Being one of the very important subject, questions related to various topics of Chemistry are often part of different written exams and in order to help you in preparing for them in best way possible, the free online quizzes related to its various topics are given on our website

Chemistry Electrochemistry Online Quiz Test MCQs

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Chemistry

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

Galvanic cell

Voltaic cell

Galvanic cell and Voltaic cell

Electrolytic cell

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Question 1 of 15

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

Atoms

Protons

Electrons

Ions

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Question 2 of 15

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

Sound energy

Electric energy

Potential energy

Heat energy

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Question 3 of 15

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

Ions

Light

Electricity

Electrons

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Question 4 of 15

5. Metallic conduction is also called as:

Protonic conduction

Super conduction

Electronic conduction

Ionic conduction

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Question 5 of 15

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

0.0 volt

0.8 volt

1.8 volt

1.0 volt

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Question 6 of 15

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

Immobility of the electrons

Relatively free movement of their electrons

Light weight

Lustrous surfaces

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Question 7 of 15

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

More spontaneous and less non-spontaneous

Either spontaneous or non-spontaneous

Always spontaneous

Always non-spontaneous

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Question 8 of 15

9. Electrolysis is used for:

Refining of copper

Electroplating

All of above

Manufacture of caustic soda

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Question 9 of 15

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

Standard cell potential

Electrode potential

Cell reaction

Cell voltage

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Question 10 of 15

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

Cathode to anode or opposite

Anode to Cathode

Random flow

Cathode to anode

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Question 11 of 15

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

Voltaic cell

Galvanic cell and Voltaic cell

Electrolytic cell

Galvanic cell

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Question 12 of 15

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

Positive

Negative

Positive or Negative

Zero

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Question 13 of 15

14. Cell potential depends upon:

Nature of electrolyte

All of above

Temperature

Concentration of ions

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Question 14 of 15

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

Power only

Drinking water and power

Drinking water only

Fuel and drinking water

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Question 15 of 15

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