version 2.0 copyright © aqa and its licensors. all rights reserved. c1.1.1 atoms
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C1.1.1 Atoms
electron
neutron
proton
Using Exam pro items to support successful outcomes
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• Learners will be able to test their progress against learning outcomes using questions from past AQA GCSE questions
Foundation C1 Jan 12, 1
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Complete the table to show the name and charge of each type of particle in the carbon atom
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1.
Name of Particle Charge
Proton
Neutron 0
-1
Draw a ring round the correct answer to complete the sentence
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2.
3.
4.
Complete the sentence
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5. Gold and carbon have different properties because gold is a metal and carbon is a ………………………..
The data in the table shows some information about 3 metals in a gold ring
Draw one line from each question to the correct answer
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Mark scheme- Foundation- Total 9 marks
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Question Answers Extra Information Mark
1 +1/+
Electron
Do not accept 1 without the +
Allow phonetic spelling
1
1
2 elements 1
3 Soft 1
4 An alloy 1
5 Non- metal 1
6 One mark for each correct linkExtra lines lose the mark
3
Higher Questions C1 Jan 12 , 1
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1.
2.
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A gold atom has an atomic number of 79 and a mass number of 197.
Complete the table to show the name and number of each sub-atomic particle in this gold atom
Name Number
Proton 79
Electron
3. The bar chart shows the composition of this gold ring
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Give the percentage of the other two metals iu metals in this gold ring.
a) Silver is ……….%
b) Copper is …… %
This gold ring is not
made from 100% gold.
c) Give two reasons why. why.
Mark scheme- Higher- Total 7 marks
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Question Answers Extra Information Mark
1 2,4 Allow electrons in any position on correct shells
1
2 (electron) 79Neutron118
Allow phonetic spelling111
3a+ 3b 16 and 9 In this order 1
3c An two from•(100%/pure) gold is soft•(alloyed) to make the metal hard(er)•Gold is expensive or alloy is less expensive
Ignore reasons about colour/lustre/corrosion/rarityAllow layers can slide in pure goldIgnore just ‘the ring is an alloy’Allow (alloyed) to stop the layers slidingAllow ( alloyed) to make the metal strong
2