Science Coordinate 0654: C9. The Periodic Table Topical Past Paper Questions

A student investigates the rate of the reaction between zinc and excess dilute hydrochloric acid, HCl. (a) Construct the balanced symbol equation for this reaction. [2] (b) The student measures the total volume of gas given off every 20 seconds. Figure 7.1 shows a graph of the re…

Fig. 6.1 shows part of the Periodic Table. Fig. 6.1 (a) (i) State the symbol of an element with 8 electrons in its outer shell. Choose your answer from Fig. 6.1. (ii) State the symbol of an element that forms a positive ion. Choose your answer from Fig. 6.1. (iii) State the symbo…

(a) A teacher investigates the reactions of the Group I metals, lithium, potassium and sodium, with water. Table 2.1 shows their results. Table 2.1 (i) Deduce the order of reactivity of the metals. ..... most reactive ..... least reactive [2] (ii) When potassium reacts with water…