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Stereoisomerism in transition element complexes: CAIE A‑Level Chemistry questions

Every CAIE A-Level Chemistry exam question on 28.4 Stereoisomerism in transition element complexes, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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312 questions

  1. Q3(e)

    June 2024 · Paper 4

    2 marks28.4 Stereoisomerism in transition element complexes
    The whole paper ↗
    June 2024 Paper 4, question 3(e): The [Fe(C2O4)3]3– complex ion shows stereoisomerism. Complete the three-dimensional diagrams in Fig. 3.1 to show the two stereoisomers of [Fe(C2O4)3]3–. The C2O

  2. Q6(c)(i)

    Specimen · Paper 4

    1 mark28.4 Stereoisomerism in transition element complexes
    The whole paper ↗
    Specimen Paper 4, question 6(c)(i): Suggest the type of isomerism shown by these two complex ions. [1]

  3. Q6(d)

    Specimen · Paper 4

    2 marks28.4 Stereoisomerism in transition element complexes
    The whole paper ↗
    Specimen Paper 4, question 6(d): The ligand ethane-1,2-diamine, H2NCH2CH2NH2, is represented by en. Nickel forms the complex ion [Ni(en)3]2+ in which it is surrounded octahedrally by six nitrog
All 3 questions on Stereoisomerism in transition element complexes, as a list
  1. June 2024, Paper 4, Q3(e) (2 marks): The [Fe(C2O4)3]3– complex ion shows stereoisomerism. Complete the three-dimensional diagrams in Fig. 3.1 to show the two stereoisomers of [Fe(C2O4)3]3–. The C2O
  2. Specimen, Paper 4, Q6(c)(i) (1 mark): Suggest the type of isomerism shown by these two complex ions. [1]
  3. Specimen, Paper 4, Q6(d) (2 marks): The ligand ethane-1,2-diamine, H2NCH2CH2NH2, is represented by en. Nickel forms the complex ion [Ni(en)3]2+ in which it is surrounded octahedrally by six nitrog

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