Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Section
Naming organic compounds
19 practice questions
Practice questions
1–8 of 8 · Normal
Question 1
2 marks · Normal
Answer and see the solution →State the IUPAC name for the organic compound with the following structural formula:
Question 2
4 marks · Normal
Answer and see the solution →(a)[1 mark]The displayed formula of a hydrocarbon is shown below:
i) State the number of carbon atoms in the molecule.
(b)[1 mark]ii) State the general formula for alkanes.
(c)[2 marks]iii) Name the compound shown.
Question 3
3 marks · Normal
Answer and see the solution →Explain how the name '2-butene' describes the structure of the molecule, according to IUPAC rules.
Question 4
4 marks · Normal
Answer and see the solution →The table below shows the formulas of three different organic compounds.
Compound Structural formula A CH3CH2CH2CH3 B CH2=CHCH3 C CH3CH2CH2OH For each compound:
(a)[1 mark]i) State the homologous series to which it belongs.
(b)[3 marks]ii) State the IUPAC name for each compound.
Question 5
1 mark · Normal
Answer and check →Which of the following is the correct IUPAC name for the compound with the formula CH3CH2CH2CH=CH2?
- A.pentene
- B.1-pentene
- C.2-pentene
- D.pentane
Question 6
2 marks · Normal
Answer and see the solution →Write the IUPAC name for the following compound:
Question 7
4 marks · Normal
Answer and see the solution →(a)[1 mark]The formula for an organic compound is CH3CH2CH2OH.
i) State the functional group present.
(b)[1 mark]ii) Name the homologous series to which this compound belongs.
(c)[2 marks]iii) Give the IUPAC name of the compound.
Question 8
3 marks · Normal
Answer and see the solution →A hydrocarbon has the following displayed formula:
Apply IUPAC rules to determine the correct name of this compound.