Version 2.0 Copyright © AQA and its licensors. All rights reserved. C1.1.1 Atoms

Using Exam pro items to support successful outcomes Version 2.0 Copyright © AQA and its licensors. All rights reserved. Learners will be able to test their progress against learning outcomes using questions from past AQA GCSE questions

Foundation C1 Jan 12, 1 Version 2.0 Copyright © AQA and its licensors. All rights reserved.

Complete the table to show the name and charge of each type of particle in the carbon atom Version 2.0 Copyright © AQA and its licensors. All rights reserved. 1. Name of ParticleCharge Proton Neutron0

Draw a ring round the correct answer to complete the sentence Version 2.0 Copyright © AQA and its licensors. All rights reserved

Complete the sentence Version 2.0 Copyright © AQA and its licensors. All rights reserved. 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 Version 2.0 Copyright © AQA and its licensors. All rights reserved.

Mark scheme- Foundation- Total 9 marks Version 2.0 Copyright © AQA and its licensors. All rights reserved. QuestionAnswersExtra InformationMark 1+1/+ Electron Do not accept 1 without the + Allow phonetic spelling elements1 3Soft1 4An alloy1 5Non- metal1 6One mark for each correct link Extra lines lose the mark 3

Higher Questions C1 Jan 12, 1 Version 2.0 Copyright © AQA and its licensors. All rights reserved. 1.

2. Version 2.0 Copyright © AQA and its licensors. All rights reserved. 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 NameNumber Proton79 Electron

3. The bar chart shows the composition of this gold ring Version 2.0 Copyright © AQA and its licensors. All rights reserved. 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 Version 2.0 Copyright © AQA and its licensors. All rights reserved. QuestionAnswersExtra InformationMark 12,4 Allow electrons in any position on correct shells 1 2(electron) 79 Neutron 118 Allow phonetic spelling a+ 3b16 and 9In this order1 3cAn 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/rarity Allow layers can slide in pure gold Ignore just the ring is an alloy Allow (alloyed) to stop the layers sliding Allow ( alloyed) to make the metal strong 2