UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education
CHEMISTRY    0620/11
Paper 1 Multiple Choice    October/November 2013
45 Minutes
Additional Materials: Multiple Choice Answer Sheet
Soft clean eraser
Soft pencil (type B or HB is recommended)
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.
DO NOT WRITE IN ANY BARCODES.
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 v/rong answer.
Any rough working should be done in this booklet.
A copy of the Periodic Table is printed on page 20.
Electronic calculators may be used.
This document consists of 18 printed pages and 2 blank pages.
旧13 11_0620_11/2RP © UCLES 2013
UNIVERSITY of CAMBRIDGE
International Examinations
An attempt was made to compress a gas and a solid using the apparatus shown.
Which substance would be compressed and what is the reason for this?
substance
reason
A
gas
the gas particles are close together
B
gas
the gas particles are far apart
C
solid
the solid particles are close together
D
solid
the solid particles are far apart
2A student measures the rate of two reactions.
In one reaction, there is a change in mass of the reactants during the reaction.
In the second reaction, there is a change in temperature during the reaction.
Which piece of apparatus would be essential in both experiments?
A balance
B clock
C pipette
D thermometer
3Diagram 1 shows the paper chromatogram of substance X.
diagram 1
Diagram 2 shows the cooling curve for substance Y.
diagram 2 Which statement about X and Y is correct?
A X is a mixture and Y is a pure substance.
B X is a pure substance and Y is a mixture.
C X and Y are mixtures.
D X and Y are pure substances.
4Element X has 7 protons.
Element Y has 8 more protons than X.
Which statement about element Y is correct?
A Y has more electron shells than X.
B Y has more electrons in its outer shell than X.
C Y is in a different group of the Periodic Table from X.
D Y is in the same period of the Periodic Table as X
5Which statements about a sodium atom,名 Na, are correct?
1The number of protons and neutrons is the same.
2The number of protons and electrons is the same.
3The number of outer electrons is one.
A 1,2 and 3 B 1 and 2 only C 1 and 3 only D 2 and 3 only
6Rubidium is in Group I of the Periodic Table and bromine is in Group VII.
Rubidium reacts with bromine to form an ionic compound.
Which row shows the electron change taking place for rubidium and the correct formula of the rubidium ion?
electron change
formula of ion formed
A
electron gained
Rb,
B
electron gained
Rb~
C
electron lost
R*
D
electron lost
Rb_
7The diagrams show the electron arrangements in the atoms of four elements.reactive substance
Which element does not form a covalent bond?

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