Properties Of Metals And Alloys (GCSE Chemistry)

Which statement about alloys compared with their base pure metal is generally true?

Which product forms at the negative electrode (cathode) during electrolysis of molten sodium chloride?

Which statement explains why alloys usually have lower electrical conductivity than the pure metal?

Which property would you measure to decide whether a metal is suitable for making a ship hull (marine use)?

Which method best protects iron from rusting by sacrificial protection?

What is a main environmental drawback of using high temperatures in metal extraction (e.g. smelting)?

Which property of metals explains why they can be beaten into thin sheets (malleable)?

A student compares the reactivity of three metals by adding them (separately) to dilute hydrochloric acid. Which measurement most directly compares their reactivity?

Which metal is least reactive in the list below and would generally be found at the bottom of the reactivity series?

Why are most electrical wires in household plug sockets made of copper rather than silver, even though silver has slightly higher conductivity?

Which of the following changes would increase the electrical resistance of a metal wire?