This document consists of 13 printed pages and 3 lined pages.
SP (KN) S77887/5
© UCLES 2005
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS
General Certificate of Education Ordinary Level
CHEMISTRY
5070/02
Paper 2 Theory
May/June 2005
1 hour 30 minutes
Candidates answer on the Question Paper.
Additional Materials:
Answer Paper
READ THESE INSTRUCTIONS FIRST
Write your Centre number, candidate number and name on all the work you hand in.
Write in blue or black pen.
Do not use staples, paper clips, highlighters, glue or correction fluid.
You may use a calculator.
Sections A
Answer all questions.
Write your answers in the spaces provided on the Question Paper.
Section B
Answer any three questions.
Write your answers on any lined pages and/or separate answer paper.
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.
A copy of the Periodic Table is printed on page 16.
Centre Number
Candidate Number
Name
For Examiner’s Use
Section A
B7
B8
B9
B10
Total
2
5070/02/M/J/05
Section A
Answer all the questions in this section in the spaces provided.
The total mark for this section is 45.
A1 Choose from the following substances to answer the questions below.
aluminium oxide
ammonia
barium sulphate
calcium carbonate
carbon monoxide
lead(II) iodide
nitrogen dioxide
silicon dioxide
Each substance can be used once, more than once or not at all.
Name a substance which
(a)
is a gas that causes acid rain,
......................................................................................................................................[1]
(b) has a giant molecular structure,
......................................................................................................................................[1]
(c)
is amphoteric,
......................................................................................................................................[1]
(d)
is an insoluble yellow solid.
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