| Questions | 1 to 10 | 11 to 20 | 21 to 30 | 31 to 40 | 41 to 50 | |
| 1 | AB | D | C | C | ABD | Part 8: Synthesis
Part 9: Structure Det. Part 10: Mechanisms |
| 2 | D | E | AB | B | BE | |
| 3 | E | BC | BE | D | AC | |
| 4 | A | D | CE | ABE | D | |
| 5 | C | C | AE | AB/ABC | CE | |
| 6 | E | C | A | ACE | AD | |
| 7 | B | E | BD | A | B | |
| 8 | A | AD | BC | BC | D | |
| 9 | AB | E | BC | AD | D | |
| 10 | E | B | AC/AE | CD | D |
