WAEC Chemistry 2010 Objective — Question 45
Question 45 of 49 from the West African Examinations Council (WAEC) Chemistry 2010 Objective paper, with the correct answer and a full explanation.
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Compound N reacts with sodium metal to produce a gas that gives a 'pop' sound with a burning splint. N also reacts with ethanoic acid to give a sweet smelling liquid. Compound N is a/an
- A. A. alkanolCorrect
- B. B. alkanoate
- C. C. alkane
- D. D. alkanoic acid
Explanation
An alkanol reacts with sodium to produce hydrogen gas (which gives a 'pop' sound with a burning splint). An alkanol also reacts with alkanoic acids to give alkanoate (sweet smelling compounds).
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