Case Alevels

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education

CHEMISTRY Paper 1 Multiple Choice

0620/11

October/November 2011 45 Minutes Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB is recommended)

Additional Materials:

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READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, Centre number and candidate number on the Answer Sheet in the spaces provided unless this has been done for you. There are forty questions on this paper. Answer all questions. For each question there are four possible answers A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Read the instructions on the Answer Sheet very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. A copy of the Periodic Table is printed on page 16. You may use a calculator.

This document consists of 16 printed pages.

IB11 11_0620_11/2RP © UCLES 2011

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2 1 In which substance are the particles close together and slowly moving past each other? A B C D 2 air ice steam water

A student was provided with only a thermometer, a stopwatch and a beaker. What could the student measure? A B C D 10.5 g solid and 24.8 cm3 liquid 10.5 g solid and 25 °C 24.8 cm3 liquid and 45 seconds 25 °C and 45 seconds

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Mixture 1 contains sand and water. Mixture 2 contains salt and water. Which method of separation could be used to obtain each of the required products from each mixture? mixture 1 to obtain sand A B C D crystallisation crystallisation filtration filtration to obtain water distillation filtration distillation filtration mixture 2 to obtain salt filtration filtration crystallisation crystallisation to obtain water filtration distillation filtration...