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Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

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12 questions

SA-AC-CX-0011 markL1 FoundationCalculatorLigands and shapes
What is the oxidation state of cobalt in [Co(NH3)6]3+\mathrm{[Co(NH_3)_6]^{3+}}?

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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0121 markL1 FoundationCalculatorLigands and shapes
A ligand must have
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0021 markL2 StandardCalculatorLigands and shapes
What is the oxidation state of iron in [Fe(CN)6]3−\mathrm{[Fe(CN)_6]^{3-}}?

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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0031 markL2 StandardCalculatorLigands and shapes
The shape of [CuCl4]2−\mathrm{[CuCl_4]^{2-}} is
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0041 markL2 StandardCalculatorLigands and shapes
The coordination number of [Fe(C2O4)3]3−\mathrm{[Fe(C_2O_4)_3]^{3-}} is
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0051 markL2 StandardCalculatorColour
Transition metal complexes are coloured because
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0061 markL2 StandardCalculatorColour
A complex absorbs orange light. It appears
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0071 markL2 StandardCalculatorIsomers and exchange
Cisplatin is
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0091 markL2 StandardCalculatorIsomers and exchange
Adding concentrated HCl to [Cu(H2O)6]2+\mathrm{[Cu(H_2O)_6]^{2+}} gives a colour change from
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0101 markL2 StandardCalculatorLigands and shapes
EDTA⁴⁻ is a
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0081 markL3 ExamCalculatorIsomers and exchange
The chelate effect is mainly due to
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Salam Academy Original Practice · Proposed mark scheme
SA-AC-CX-0111 markL3 ExamCalculatorIsomers and exchange
[Ni(en)3]2+\mathrm{[Ni(en)_3]^{2+}} shows
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Salam Academy Original Practice · Proposed mark scheme