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. Most metals are conductors of electricity because of the:

Light weight

Lustrous surfaces

Immobility of the electrons

Relatively free movement of their electrons

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Question 1 of 15

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

Electrons

Electricity

Light

Ions

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Question 2 of 15

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

Electrode potential

Standard cell potential

Cell reaction

Cell voltage

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Question 3 of 15

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

Positive or Negative

Negative

Zero

Positive

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Question 4 of 15

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

Electric energy

Sound energy

Potential energy

Heat energy

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Question 5 of 15

6. Metallic conduction is also called as:

Super conduction

Protonic conduction

Ionic conduction

Electronic conduction

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Question 6 of 15

7. Cell potential depends upon:

All of above

Nature of electrolyte

Temperature

Concentration of ions

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Question 7 of 15

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

More spontaneous and less non-spontaneous

Always spontaneous

Always non-spontaneous

Either spontaneous or non-spontaneous

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Question 8 of 15

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

Electrolytic cell

Galvanic cell

Voltaic cell

Galvanic cell and Voltaic cell

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Question 9 of 15

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

Anode to Cathode

Cathode to anode

Random flow

Cathode to anode or opposite

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Question 10 of 15

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

Atoms

Ions

Electrons

Protons

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Question 11 of 15

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

Power only

Fuel and drinking water

Drinking water only

Drinking water and power

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Question 12 of 15

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

Voltaic cell

Electrolytic cell

Galvanic cell and Voltaic cell

Galvanic cell

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Question 13 of 15

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

1.8 volt

0.8 volt

1.0 volt

0.0 volt

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Question 14 of 15

15. Electrolysis is used for:

Manufacture of caustic soda

All of above

Electroplating

Refining of copper

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Question 15 of 15

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