S3.2 Functional groups: Classification of organic compounds Quiz
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5 questions, one answer each
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1. How many chiral carbon atoms are in butan-2-ol, CH₃CH(OH)CH₂CH₃?
- A. 0
- B. 1
- C. 2
- D. 3
2. Into how many peaks is the CH₂ signal of CH₃CH₂Cl split?
- A. 2
- B. 3
- C. 4
- D. 5
3. How many signals are in the ¹H NMR spectrum of propanone, CH₃COCH₃?
- A. 1
- B. 2
- C. 3
- D. 6
4. Which compound shows cis–trans isomerism?
- A. Propene
- B. 1,2-dibromoethene
- C. 1,1-dibromoethene
- D. Ethene
5. A compound has M⁺ at m/z = 60 and a broad IR absorption at 2500–3000 cm⁻¹. Which is it?
- A. Propan-1-ol
- B. Methyl methanoate
- C. Ethanoic acid
- D. Propanal