IB DP Chemistry Standard Level (2023 syllabus) · IB ib-chem-sl
S3 Structure 3: Classification of matter
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Structure 3: Classification of matter
- Outline how the functional groups present in ethanoic acid and ethylamine allow each compo… (4 marks, Outline)
- Distinguish between the structures and chemical properties of a primary alcohol and a carb… (4 marks, Distinguish)
- Explain why hydrogen is considered anomalous in the periodic table and cannot be unambiguo… (4 marks, Explain)
- Explain why silicon (Si) is classified as a metalloid rather than as a metal or a non-meta… (4 marks, Explain)
- Explain how the functional groups present in an amino acid molecule account for its abilit… (4 marks, Explain)
- Explain why a molecule of glycine (an amino acid with the molecular formula C₂H₅NO₂) can b… (4 marks, Explain)
- Explain how the functional groups present in lactic acid (2-hydroxypropanoic acid) allow i… (4 marks, Explain)
- Explain why the metallic character of elements increases down Group 1 of the periodic tabl… (4 marks, Explain)
- Explain why the elements in Period 3 show a gradual transition from metallic to non-metall… (4 marks, Explain)
- Explain why chlorine (Cl) is placed in Group 17 and Period 3 of the periodic table. (4 marks, Explain)
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