2023 AQA GCSE CHEMISTRY 8462/1F Paper 1 Foundation Tier Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]

2023 AQA GCSE CHEMISTRY 8462/1F Paper 1 Foundation Tier Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] GCSE CHEMISTRY Foundation Tier Paper 1 Monday 22 May 2023 Morning Time allowed: 1 hour 45 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the periodic table (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. • Fill in the boxes at the top of this page. • Answer all questions in the spaces provided. Do not write outside the box around each page or on blank pages. • If you need extra space for your answer(s), use the lined pages at the end of this book. Write the question number against your answer(s). • Do all rough work in this book. Cross through any work you do not want to be marked. • In all calculations, show clearly how you work out your answer. Information • The maximum mark for this paper is 100. • The marks for questions are shown in brackets. • You are expected to use a calculator where appropriate. • You are reminded of the need for good English and clear presentation in your answers. For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 9 10 11 TOTAL *JUN2384621F01* IB/M/Jun23/E11 8462/1F 2 0 1 This question is about atoms. Atoms contain three types of particle: • electrons • neutrons • protons. 0 1 . 1 Which particle has no electrical charge? [1 mark] Tick ( ) one box. Electron Neutron Proton 0 1 . 2 Which particles have the same relative mass? [1 mark] Tick ( ) one box. An electron and a neutron An electron and a proton A neutron and a proton 0 1 . 3 The formula of a compound is N2O How many of each type of atom are in one molecule of N2O? [2 marks] Nitrogen Oxygen Do not write outside the box *02* IB/M/Jun23/8462/1F 3 An atom of element Z contains: • 3 electrons • 4 neutrons • 3 protons. 0 1 . 4Give the name of element Z. Use the periodic table. [1 mark] 0 1 . 5 Complete Figure 1 to show the position of the particles in an atom of element Z. Use the symbols: = electron = neutron = proton [4 marks] Figure 1 Turn over for the next question Do not write outside the box 9 Turn over ► *03* IB/M/Jun23/8462/1F 4 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Do not write outside the box *04* IB/M/Jun23/8462/1F 5 0 2This question is about acids and alkalis. 0 2 . 1 Acids and alkalis are substances that produce ions in aqueous solution. Draw one line from each substance to the ion always produced by that substance in aqueous solution. [2 marks] Do not write outside the box Substanc