Use the data in Table 5.1 to predict rubidium's melting point.
Use the data in Table 5.1 to predict sodium hydroxide's solubility at room temperature.
Use the data in Table 5.1 to predict what you would observe when potassium reacts with water.
Use the data in Table 5.1 to decide the physical state of caesium at 20 ^{\circ}C. Give a reason for your answer.
Explain in what way this equation demonstrates that carbon dioxide is reduced.
Name the type of chemical reaction in which oxidation and reduction occur at the same time.
State what the term thermal decomposition means.
State one reason why alloys are often more useful than pure metals.
Choose the diagram, A, B, C or D, in Fig. 5.1, that most accurately represents the structure of brass.
Arrange the four metals in order of reactivity, with the least reactive metal at the front.