Electrochemistry MCQ With Answers Pdf (Fuel Cells) for AIIMS, NEET, JEE provides a comprehensive coverage of the fundamental concepts in the fields of Electrochemistry. It contains a variety of questions from previous years’ AIIMS, NEET and JEE papers.

Electrochemistry MCQ With Answers Pdf (Fuel Cells)

1. Which of the following is not a fuel cell?

a) PEM cell

b) Direct methanol cell

c) Solid oxide cell

d) Daniell cell

Answer: Daniell cell

2. Which of the following is not produced in an H₂-O₂ fuel cell?

a) Electricity

b) Pollutants

c) Heat

d) Water

Answer: Pollutants

3. Which of the following is supplied to the cathode of a fuel cell?

a) Hydrogen

b) Nitrogen

c) Oxygen

d) Chlorine

Answer: Oxygen

4. Who invented the first fuel cell?

a) Francis Bacon

b) Thomas Grubb

c) Leonard Niedrach

d) William Grove

Answer: William Grove

5. What is the maximum theoretical energy efficiency of a fuel cell?

a) 100%

b) 69%

c) 50%

d) 83%

Answer: 83%

6. Which of the following statements regarding fuel cells is false?

a) Because of continuous supply, fuel cells never become dead

b) They do not cause pollution

c) Fuel cells have 100% efficiency practically

d) The cost of catalysts needed for the electrode reactions is high

Answer: Fuel cells have 100% efficiency practically

7. Which of the following are the common ways to produce H2 gas in a fuel cell?

a) Coal and biomass gasification

b) Electrolysis and absorption

c) Steam reforming and electrolysis

d) Electromagnetism and steam reforming

Answer: Steam reforming and electrolysis

8. A fuel cell is a type of electrochemical cell.

a) True

b) False

Answer: True

9. Which of the following is used as an electrolyte in an H₂-O₂ fuel cell?

a) KOH

b) NH₄OH

c) Fe(OH)₂

d) Cu(OH)₂

Answer: KOH

10. Which of the following can be used as fuel in a fuel cell?

a) Nitrogen

b) Argon

c) Hydrogen

d) Helium

Answer: Hydrogen

Electrochemistry MCQ With Answers Pdf Download

Categories: Electrochemistry