2023 路 Sec 4 路 Chemistry 路 Prelim Exam
Catholic High 2023 Sec 4 Chemistry Prelim Exam Paper 1
The 2023 Sec 4 Chemistry prelim exam Paper 1 set by Catholic High School, 40 marks over 19 pages, with the answers as a separate file. Free to download for revision.
This paper was set by Catholic High School. All rights in it belong to the school.
About this paper
| School | Catholic High School |
|---|---|
| Year and level | 2023, Secondary 4 |
| Subject | Chemistry |
| Paper | Prelim Exam, Paper 1 (cover: Catholic High School Preliminary Examination Secondary 4 (O-Level Programme) Chemistry 6092/01 Paper 1 Multiple Choice, 29 August 2023) |
| Total marks | 40 |
| Question pages | 19 |
| Answers | 8 pages: the school's own answer key, scanned |
Parts of the paper
| Part | Questions | Marks | Time | Calculator |
|---|---|---|---|---|
| Paper 1 | 40 | 40 | 1 h | Yes |
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
- Experimental chemistry
- Methods of purification and analysis
- Atomic structure
- Chemical bonding and structure
- Mole concept
- Acids, bases and salts
- Redox
- Electrolysis
- Periodic table
- Metals and reactivity series
- Chemical energetics
- Rate of reactions
- Ammonia
- Organic chemistry
- Air and atmosphere
First pages
Get the full paper free19 pages, answers included
Questions about this paper
How many marks is the Catholic High 2023 Sec 4 Chemistry prelim paper?
40 marks over 19 pages. Paper 1 has 40 questions for 40 marks.
Does the Catholic High 2023 Sec 4 Chemistry prelim paper come with answers?
Yes. The answers are a separate 8-page PDF: the school's own answer key, scanned. Try the paper first, then mark it.
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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