AJC_H2 CHEM_P1 ANS

ANDERSON JUNIOR COLLEGE 2009 PRELIMINARY EXAMINATION HIGHER 2 PAPER 1 ANSWERS 1 B 11 B 21 D 31 A 2 A 12 C 22 A 32 B 3 D 13 D 23 C 33 A 4 A 14 D 24 C 34 B 5 D 15 A 25 A 35 B 6 C 16 D 26 B 36 C 7 A 17 D 27 B 37 B 8 D 18 C 28 C 38 A 9 B 19 C 29 D 39 D 10 B 20 B 30 C 40 C Erratum for Q23: Straight chain alkanes undergo cracking at high temperatures and in the presence of catalyst. Which of the following does not represent a correct cracking reaction?