Electrolysis MCQ Multiple Choice Questions Answers for Practice
1. A weak electrolyte is one which
Correct Answer is: is feebly ionised in the solution
2. An electrolyte is a
Correct Answer is: liquid that conducts electricity
3. During electrolysis of NaCI, the gas discharged at the anode is
Correct Answer is: Chlorine
4. During electrolysis, anions undergo
Correct Answer is: oxidation, anode
5. During electrolysis, the electrolyte conducts electricity by the movement of
Correct Answer is: mobile cations and anions
6. For electrolysis to work, used compound should be a
Correct Answer is: conductor
7. Sodium chloride is a
Correct Answer is: strong electrolyte
8. The current flow through electrolyte is due to the movement of
Correct Answer is: Ions
9. The electrode where the current enters the electrolyte is called the
Correct Answer is: anode
10. The material which is to be electroplated
Correct Answer is: is connected to the terminal of the cathode
11. The negative electrode in electrolysis is called the
Correct Answer is: cathode
12. The results of electrolysis of a blue solution using graphite electrodes. Cathode Electrode: Cathode Some reddish brown solids form. The solid does not react Anode Electrode: A gas with a choking smell evolves. The gas can turn moist blue litmus paper red and then white. The solution is probably with dilute hydrochloric aci
Correct Answer is: concentrated copper(II) chloride solution
13. The weak electrolyte among the following is
Correct Answer is: Aqueous acetic acid
14. Water is a
Correct Answer is: weak electrolyte
15. Water is decomposed into hydrogen and oxygen by means of an electric current by the method of
Correct Answer is: electrolysis
16. Which of the following statements about the electrolysis of concentrated potassium iodide solution using graphite electrodes is correct?
Correct Answer is: The pH value of the resultant solution increases
17. Which metal is used in electroplating cans to store food?
Correct Answer is: Sn
18. Which of the following is a non-electrolyte
Correct Answer is: Sugar
19. Which of the following methods CANNOT reduce the pollution from the electroplating industry?
Correct Answer is: Neutralize the alkaline effluents with excess sulphuric acid
20. Which pair of electrolytes is not inert?
Correct Answer is: Copper and Silver
21. Which primary cell has the longest life?
Correct Answer is: Lithium cell
Dive into the fascinating world of electrolysis with our comprehensive collection of multiple-choice questions and answers! Explore the principles, applications, and processes of electrolysis in various industries, from metallurgy to electroplating. Whether you're a chemistry student, an engineer, or simply curious about the electrochemical reactions that drive technological advancements, our Electrolysis MCQs page offers an engaging and educational experience. Test your knowledge, deepen your understanding, and unravel the mysteries of electrolysis through our carefully crafted quizzes. Visit ObjectiveQuiz.com now to embark on a journey through the electrifying realm of electrochemistry.
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Multiple Choice Questions and Answers on Electrolysis
Electrolysis Multiple Choice Questions and Answers
