IGCSE Chemistry 0620/43 October/November 2025 — question paper & mark scheme (0620_w25_qp_43) | AssessPro

IGCSE0620_w25_qp_43Written

Chemistry 0620/43 — October/November 2025

Paper 4 Theory (Extended) (variant 3)

Question paper Mark scheme

Question 6c(iii) is highlightedBack to it PDF preview

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For the whole October/November 2025 seriesGrade thresholds

Grade boundaries for 0620/43

Grade	A	B	C	D	E	F	G
Marks	55	43	30	26	21	17	13

Minimum raw mark out of 80, from Cambridge's October/November 2025 grade thresholds. Cambridge sets A* only for the whole subject.

Also in October/November 20250620/11Paper 1 Multiple Choice (Core)0620/12Paper 1 Multiple Choice (Core)0620/13Paper 1 Multiple Choice (Core)0620/21Paper 2 Multiple Choice (Extended)0620/22Paper 2 Multiple Choice (Extended)0620/23Paper 2 Multiple Choice (Extended)0620/31Paper 3 Theory (Core)0620/32Paper 3 Theory (Core)0620/33Paper 3 Theory (Core)0620/41Paper 4 Theory (Extended)0620/42Paper 4 Theory (Extended)0620/52Paper 5 Practical Test 0620/53Paper 5 Practical Test 0620/61Paper 6 Alternative to Practical 0620/62Paper 6 Alternative to Practical 0620/63Paper 6 Alternative to Practical

Paper 4 Theory (Extended) — other years0620/42May/June 2026 0620/43May/June 2026 0620/41May/June 2026 0620/42February/March 2026 0620/41October/November 2025 0620/42October/November 2025 0620/41May/June 2025 0620/42May/June 2025 All Chemistry papers →