2023 XMS P1 PRELIM MS

SEC 4E CHEMISTRY 6092 PRELIMINARY EXAM 2023 PAPER 1 MARK SCHEME Question Answer Question Answer 1 C 21 B 2 D 22 A 3 C 23 A 4 B 24 A 5 A 25 A 6 B 26 C 7 C 27 D 8 C 28 D 9 C 29 B 10 A 30 C 11 D 31 D 12 D 32 A 13 A 33 C 14 C 34 B 15 D 35 D 16 C 36 A 17 B 37 C 18 A 38 B 19 C 39 B 20 B 40 D