JAMB Chemistry 2007 Objective — Question 32
Question 32 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2007 Objective paper, with the correct answer and a full explanation.
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Use the diagram below (producer gas apparatus with coke, air inlet, and gas outlets L and M) to answer questions 32 and 33. The fuel gas labeled L is
- A. hydrogen
- B. water gasCorrect
- C. carbon (IV) oxide
- D. nitrogen
Explanation
In the producer-gas process, when steam (instead of air alone) is passed over hot coke, the fuel gas produced is water gas (a mixture of CO and H2).
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