Singapore-Cambridge GCE A-Level · November 2023

Examiner-Report Misconception Explorers

Interactive reconstructions of the questions candidates found difficult, one folder per subject. Each page pairs a diagnostic question — with distractors built from the examiners’ comments — with a simulation for exploring the misconception. Choose a subject:

H1 Physics 8867 — Physics

16 interactive questions. Questions candidates found difficult on the H1 Physics 8867 (Nov 2023) papers — uncertainties, kinematics graphs, impulse, moments, fields, circuits, energy and circular motion.

H1 Chemistry 8873 — Chemistry

11 interactive questions. Questions candidates found difficult on the H1 Chemistry 8873 (Nov 2023) papers — orbitals, bonding & shapes, periodicity, redox, intermolecular forces, organic formulae and kinetics.

H1 Biology 8876 — Biology

12 interactive questions. Questions candidates found difficult on the H1 Biology 8876 (Nov 2023) papers — data handling, membranes, enzymes, DNA replication, meiosis, genetics, natural selection and climate.

H2 Physics 9749 — Physics (H2)

6 interactive questions. Questions candidates found difficult on H2 Physics 9749 (Nov 2023) — impulse vs work, elastic collisions, fields, kinetic theory, and charged-particle paths.

H2 Chemistry 9729 — Chemistry (H2)

5 interactive questions. Questions candidates found difficult on H2 Chemistry 9729 (Nov 2023) — orbital filling, hybridisation, isomer counting, benzene bonding, and diprotic acids.

H2 Biology 9744 — Biology (H2)

5 interactive questions. Questions candidates found difficult on H2 Biology 9744 (Nov 2023) — radioactive labelling, the cell cycle, limiting factors, and heterozygote advantage.

H3 Physics 9814 — Physics (H3)

3 interactive questions. Questions candidates found difficult on H3 Physics 9814 (Nov 2023) — the pendulum restoring force, friction direction on inclines, and dipole rotation.

H3 Chemistry 9813 — Chemistry (H3)

3 interactive questions. Questions candidates found difficult on H3 Chemistry 9813 (Nov 2023) — SN1/SN2 deduction, ΔG° = −RT ln K, yield vs rate, and chair conformations.

H3 Biology 9816 — Biology (H3)

2 interactive questions. Questions candidates found difficult on H3 Biology 9816 (Nov 2023) — acetylcholinesterase turnover and diffusion distance from a central organelle.

Original reconstructions inspired by the SEAB/Cambridge Examiner Reports. Not actual examination questions.

Made by lookang, using Claude Fable 5. More resources: iwant2study.org