Sciences Co-ordinated 9-1 0973: C8 - The Periodic Table Topical Past Paper Questions

(a) Copper is a transition element. Potassium is a Group 1 element. Identify two correct differences between copper and potassium. Tick (✓) two boxes only. copper has a lower melting point copper is softer copper is more dense copper is less reactive copper is less strong [2] [2]…

(a) Different substances can be elements, compounds, or mixtures. Draw a line from each substance to the definition. (b) The properties of the Group I alkali metals show trends down the group. [2] [2] Tick (✓) the correct box in each row of Table 5.1 to show the trends down the g…

(a) Table 5.1 shows the observations for the reactions of four metals with water. Table 5.1 (i) Place the four metals in order of reactivity from the most reactive to the least reactive. (c) Copper is also extracted from its ore by electrolysis. Define electrolysis by completing…