This document is the mark scheme for the October/November 2009 International General Certificate of Secondary Education Chemistry exam. It provides the answers to the multiple choice questions on paper 11 of the exam. The mark scheme is intended to guide teachers in marking the exam and understanding which answers are considered correct. The Cambridge International Examinations board will not engage in discussions about the mark scheme.

1. UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS
International General Certificate of Secondary Education
MARK SCHEME for the October/November 2009 question paper
for the guidance of teachers
0620 CHEMISTRY
0620/11 Paper 11 (Multiple Choice), maximum raw mark 40
Mark schemes must be read in conjunction with the question papers and the report on the
examination.
• CIE will not enter into discussions or correspondence in connection with these mark schemes.
CIE is publishing the mark schemes for the October/November 2009 question papers for most IGCSE,
GCE Advanced Level and Advanced Subsidiary Level syllabuses and some Ordinary Level
syllabuses.
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2. Page 2 Mark Scheme: Teachers’ version Syllabus Paper
IGCSE – October/November 2009 0620 11
© UCLES 2009
Question
Number
Key
Question
Number
Key
1 A 21 D
2 C 22 B
3 D 23 C
4 A 24 A
5 C 25 C
6 C 26 C
7 A 27 C
8 B 28 B
9 C 29 B
10 C 30 B
11 B 31 B
12 D 32 A
13 D 33 C
14 B 34 A
15 A 35 C
16 D 36 D
17 C 37 B
18 D 38 D
19 B 39 B
20 A 40 C