AS Chemistry

Unit 1 – CHEM1 Foundation Chemistry Examination paper (70 raw marks/100 UMS) 4 – 6 short answer questions plus 1 – 2 longer structured question(s). 1 hour 15 minutes 33 1/3 % of the total AS marks 16 2/3 % of the total A Level marks Available in June only

Unit 2 – CHEM2 Chemistry In Action Examination paper (100 raw marks/140 UMS) 6 – 8 short answer questions plus 2 longer structured questions 1 hour 45 minutes 46 2/3 % of the total AS marks 23 1/3 % of the total A Level marks Available in June only

Unit 3 – Internal Assessment Investigative and practical skills in AS Chemistry CHM3T, Centre Marked Route (50 raw marks/60 UMS) Practical Skills Assessment (PSA – 12 raw marks) Investigative Skills Assignment (ISA – 38 raw marks)

Teaching route Scheme A 1.1 Atomic structure 1.3 Bonding 1.4 Periodicity 2.10 Redox 2.11 Group 7 2.12 Group 2 2.13 Metal extraction 2.8 Kinetics 2.9 Equilibria Scheme B 1.2 Amount of substance 1.5 Introduction to organic chemistry 1.6 Alkanes 2.14 Haloalkanes 2.15 Alkenes 2.16 Alcohols 2.17 Analytical techniques 2.7 Energetics Note: the order may change when details of the ISA are released by the exam board