What this tests
Syllabus point 1.1 — Solids, liquids and gases, in States of matter. Difficulty hard (estimated from the question's demands, not a Cambridge rating).
Cambridge IGCSE Chemistry 0620 · 1.1 Solids, liquids and gases
June 2021 · Paper 23 · Question 2
One real Cambridge question from States of matter, with the official answer.