Chemistry · Oct / Nov 2023 · Paper 11 · Question 13

Three statements about fuel cells are given. 1 A hydrogen-oxygen fuel cell requires a continuous input of fuel and oxygen. 2 In a hydrogen-oxygen fuel cell, hydrogen is burned in oxygen to produce electricity. 3 When a hydrogen-oxygen fuel cell is operating, water is the only chemical product. Which statements are correct?

1. A1, 2 and 3
2. B1 and 2 only
3. C1 and 3 only
4. D2 and 3 only

As printed in the paper