IP Chemistry · Sec 3 exam format

Sec 3 End-of-Year Examination

IP Chemistry, Secondary 3. There are two papers and no practical paper. The Sec 4 O Level has three papers (see the Sec 4 book).

Paper 1Multiple Choice
Duration45 min
Questions30
Weighting39.6%
Time per question1.5 min
  • 30 compulsory multiple choice questions.
Paper 2Structured Questions
Duration1 h 15 min
Marks55
Weighting60.4%
Time per mark1.4 min
  • Section A (45 marks): compulsory structured questions.
  • Section B (10 marks): two questions, answer one.
No Paper 3Practical
  • There is no practical paper in the Sec 3 end-of-year examination.
  • The Sec 4 O Level has a practical paper (Paper 3). It is in the Sec 4 book.

How to use these notes

Fill in the blanks

Write the missing key word on each line, e.g. electrons are added to the same shell. The answers are the phrases examiners look for.

Labels

Note marks a special case, an exception or a point that is easy to miss. Exam tip marks advice on how to phrase an answer or set out working. Answer structure shows how to set out the answer to a type of question you will meet again and again.

Explanations and examples

Numbered points in an explanation are separate mark points: write every one. Each Worked example sets out the steps one at a time.

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