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JAMB Chemistry 1995 Question 47

Question 47

Alkanals and Alkanones

CH3CH2=CH2—CHO
The functional group represented in the compound above is

  1. A.alkanol
  2. B.alkanal
  3. C.alkanone
  4. D.alkanoate
Show the answer and explanation

Answer: B (alkanal)

Explanation

The –CHO group (a C=O with an H on the end carbon) is the aldehyde group, found in alkanals.