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2023 路 Sec 4 路 Chemistry 路 Prelim Exam

Pasir Ris 2023 Sec 4 Chemistry Prelim Exam

The 2023 Sec 4 Chemistry prelim exam set by Pasir Ris Secondary School, 120 marks, as 2 files: Paper 1 (14 pages) and Paper 2 (22 pages). Free to download for revision.

This paper was set by Pasir Ris Secondary School. All rights in it belong to the school.

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About this paper

SchoolPasir Ris Secondary School
Year and level2023, Secondary 4
SubjectChemistry
PaperPrelim Exam: Paper 1 and Paper 2
Total marks120
Paper 114 pages, answers not included yet
Paper 222 pages, answers not included yet

Parts of the paper

PartQuestionsMarksTimeCalculator
Paper 140401 hYes
Paper 2 Section A8501 h 45 minYes
Paper 2 Section B330Yes

How it fits today's syllabus

This paper was set in 2023 for the GCE O-Level. The final O-Level sitting is in October and November 2026. From 2027 Sec 4 students sit the Singapore-Cambridge Secondary Education Certificate (SEC), and MOE treats an O-Level grade as equivalent to G3. Syllabuses change over time, so check an older paper against the current syllabus. See the O-Level periodic table for what to know now.

Topics in this paper

  • Methods of purification and analysis
  • Kinetic particle theory
  • Atomic structure
  • Chemical bonding
  • Mole concept
  • Acids, bases and salts
  • Qualitative analysis
  • The Periodic Table
  • Redox
  • Energy changes
  • Rate of reaction
  • Metals
  • Electrolysis
  • Air and the environment
  • Organic chemistry

First pages

  1. Pasir Ris 2023 Sec 4 Chemistry Prelim Exam, paper 1, page 1Paper 1, page 1
  2. Pasir Ris 2023 Sec 4 Chemistry Prelim Exam, paper 2, page 1Paper 2, page 1

Get the full paper free36 pages

Questions about this paper

How many marks is the Pasir Ris 2023 Sec 4 Chemistry prelim paper?

120 marks over 36 pages. Paper 1 has 40 questions for 40 marks, Paper 2 Section A has 8 questions for 50 marks, Paper 2 Section B has 3 questions for 30 marks.

Does the Pasir Ris 2023 Sec 4 Chemistry prelim paper come with answers?

Not yet. Only the questions are available for this paper.

Is this paper still good practice in 2027?

This paper was set in 2023 for the GCE O-Level. The final O-Level sitting is in October and November 2026. From 2027 Sec 4 students sit the Singapore-Cambridge Secondary Education Certificate (SEC), and MOE treats an O-Level grade as equivalent to G3. Syllabuses change over time, so check an older paper against the current syllabus.

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