The ACER Chemistry Assessment for Incoming Students (ACAIS) is an online diagnostic test designed by the Australian Council for Educational Research (ACER).

ACAIS is an assessment of chemistry and provides useful diagnostic information in the form of individual and group reports and has been designed to assess the knowledge of the prerequisite concepts required to undertake Foundation and Preparation Programs.

Areas of chemistry covered in the test include:

  • Atomic structures
  • Elements, compounds and bonding
  • Mole and molecular formulae
  • Chemistry of solutions
  • Standard conditions and gas laws
  • Simple organic chemistry

Why use ACAIS?

Selection and placement

  • identifies strengths and weaknesses in chemistry knowledge
  • supports course selection and student placement decisions

Quality of content

  • sound psychometric properties
  • content is consistent with most international final year secondary level curricula
  • appropriate readability

Ease of access

  • available worldwide
  • complete flexibility with testing time and date


  • individual diagnostic reports
  • group reports identify and summarise strengths and weaknesses

Test format

  • 60 minutes online test
  • 50 multiple-choice questions
  • candidate usernames and passwords guarantee secure access to the ACAIS website

Test Administration

  • a test administration manual is provided for supervisors
  • individual Universities and Foundation colleges can administer ACAIS
  • ACAIS can be administered to any group size

Test Fee

The test fee is $27.50 (incl GST) per candidate, assuming there is a minimum of 100 candidates per institution annually.

The test fee includes:

  • the provision of the test
  • support for the administration of the test (including instructions for supervisors)
  • scoring of the test
  • analysis and reporting of students results

Sample reports

Individual sample report

A sample group report (excel) is also available on request.