May 2018 · Paper 2A
Pre-2025 SyllabusDownload the official question paper from the MATSEC website, attempt it first, then use this page to check your working.
This paper included a Section B choice element — answer any 2 of 4 questions worth 20 marks each. The current syllabus (2025+) no longer includes this.
Section A
Reactions of acids
Carbon allotropes · Oxidation & reduction
Electrolysis of aqueous solutions
Organic Chemistry · Alkenes & alkynes
Organic Chemistry · Petroleum & fractional distillation
Q7 — Not included
This question tested content outside the current SEC 06 syllabus and has been intentionally excluded.
Q7 — Not included (outside current syllabus)
Titrations & standard solutions
Section B
Answer any TWO of the following four questions
Answer any TWO of the following four questions
Organic Chemistry · Carboxylic acids & esters
Nitrogen compounds · Haber process
Group 7 — Halogens
Q12 — Not included
This question tested content outside the current SEC 06 syllabus and has been intentionally excluded.
Q12 — Not included (outside current syllabus)
Qualitative Analysis · Group 1 — Alkali metals
Q14 — Not included
This question tested content outside the current SEC 06 syllabus and has been intentionally excluded.
Q14 — Not included (outside current syllabus)