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Welcome to AS Investigative Skills Assessment

This page provides resources to cover the Investigative Skills Assessment (ISA) (for CHM3T - Centre Assessed Route) and the Externally Marked Practical Assignment (EMPA) (for CHM3X - Externally Assessed Route)
Candidates taking CHM3T must submit one ISA (two are provided each year).
Candidates taking CHM3X must submit the EMPA (one is provided each year).

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Practice Exercises
Year 12 ISA Exercise 1 (mark scheme)
Year 12 ISA Exercise 2 (mark scheme)
Year 12 ISA Exercise 3 (mark scheme)
Year 12 ISA Exercise 4 (mark scheme)
Year 12 ISA Exercise 5 (mark scheme)
Tips on completing ISAs

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Past Papers (ISA) - for CHM3T
AS ISA Specimen Paper and Task (mark scheme)
AS ISA Jun 09 Task 1  (Test) (mark scheme)
AS ISA Jun 09 Task 2 (Test) (mark scheme)
AS ISA Jun 10 Task 1 (Test) (mark scheme)
AS ISA Jun 10 Task 2 (Test) (mark scheme)
AS ISA Jun 11 Task 1 (Test) (mark scheme)
AS ISA Jun 11 Task 2 (Test) (mark scheme)
AS ISA Jun 13 Task 1 (Test) (mark scheme)
AS ISA Jun 13 Task 2 (Test) (mark scheme)
AS ISA Jun 14 Task 1 (Test) (mark scheme)
AS ISA Jun 14 Task 2 (Test) (mark scheme)

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Past Papers (EMPA) - for CHM3X
AS EMPA Specimen Paper and Tasks (mark scheme)
AS EMPA Jun 09 Test (Task 1) (Task 2) (mark scheme)
AS EMPA Jun 10 Test (Task 1) (Task 2) (mark scheme)
AS EMPA Jun 11 Test (Task 1) (Task 2) (mark scheme)
AS EMPA Jun 12 Test (Task 1) (Task 2) (mark scheme)
AS EMPA Jun 13 Test (Task 1) (Task 2) (mark scheme)
AS EMPA Jun 14 Test (Task 1) (Task 2) (mark scheme)

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