Chemistry Past Exam Paper (Cambridge Igcse)

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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education

*4308315385*

CHEMISTRY Paper 2 Candidates answer on the Question Paper. No Additional Materials are required. READ THESE INSTRUCTIONS FIRST Write your Centre number, candidate number and name in the spaces at the top of this page. Write in dark blue or black pen. You may need to use a pencil for any diagrams, graphs or rough working. Do not use staples, paper clips, highlighters, glue or correction fluid. DO NOT WRITE IN ANY BARCODES. Answer all questions. A copy of the Periodic Table is printed on page 20. At the end of the examination, fasten all your work securely together. The number of marks is given in brackets [ ] at the end of each question or part question.

0620/21 October/November 2010 1 hour 15 minutes

For Examiner’s Use 1 2 3 4 5 6 7 8 Total

This document consists of 17 printed pages and 3 blank pages.
IB10 11_0620_21/4RP © UCLES 2010

[Turn over

2 1 The diagram below shows the elements in a period of the Periodic Table.
For Examiner’s Use

Li

Be

B

C

N

O

F

Ne

(a) To which period of the Periodic Table do these elements belong? ..................................................................................................................................... [1] (b) Answer these questions using only the elements shown in the diagram. Each element can be used once, more than once or not at all. Write down the symbol for the element which (i) has six electrons in its outer shell. (ii) is a halogen. (iii) is a metal which reacts rapidly with cold water. (iv) has two forms, graphite and diamond. (v) is in Group II of the Periodic Table. (vi) makes up about 80 % of the air. ....................................... ....................................... ....................................... ....................................... ....................................... ................................. [6]

(c) Complete the following

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