I would really appreciate it if any of you, if possible, could post up any CSSA/NEAP trial papers and answers, so that students could practice them for their HSC.
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Past HSC exam papers are located
here.
You can also find Chemistry Past Papers on the resources page
here, the biki page
here and the mirror page
here.
Trials: this link has trials from various years for heaps of subjects with marking guidelines.
Below are some "older" CSSA trial papers (unfortunately 2004 has no solutions). All are pdf files.
2004 CSSA Trial 2003 CSSA Trial (this is a zip file)
2003 CSSA Trial Solutions 2002 CSSA Trial 2002 CSSA Trial Solutions Preliminary Chem Papers Merewether Exam SGHS Exam STHS Exam Exam Macquarie Online Test password: mixture