AQA GCSE COMBINED SCIENCE SYNERGY Paper 3 Physical Sciences JUNE 2023

GCSE COMBINED SCIENCE SYNERGY Higher Tier Paper 3 Physical Sciences Friday 9 June 2023 Afternoon Time allowed: 1 hour 45 minutes Materials For this paper you must have:  a ruler  a protractor  a scientific calculator  the periodic table (enclosed)  the Physics Equations Sheet (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. 8465/3H This question is about metals. Figure 1 represents the electronic structure of an atom. Figure 1 . Identify the metal represented in Figure 1. Use the periodic table. [1 mark] . How does the atom in Figure 1 form a positive ion? [1 mark] Copper is too soft for some uses. Copper can be mixed with other metals to make a mixture that is harder than copper. . Name the type of mixture formed when copper is mixed with other metals. [1 mark] . Figure 2 shows the percentage (%) by mass of three metals in a mixture. Figure 2 60 50 Percentage 40 (%) by mass of metal in mixture 30 20 10 0