Metals
80 past-paper questions on Metals · examined 2023–2025.
20258 questions
18 carat gold contains 75% gold and 25% copper by mass. Which statements about 18 carat gold are correct?
The properties of four metals, E, F, G and H, are shown. What is the order of reactivity of the metals starting with the most reactive?
Brass is an alloy of copper. Which statement about brass or copper is correct?
The ionic equations for some reactions between metals and aqueous metal ions are shown. Which further information can be used to place copper, magnesium, silver, tin and zinc in order of their reactivity?
Zinc is used to galvanise iron to prevent it from rusting. Which statements are correct?
Which equation represents a reaction that occurs in a blast furnace during the extraction of iron from hematite?
Give the symbol of the element that is extracted from bauxite.
Give the symbol of the element that is used in electrical wiring because of its good electrical conductivity and ductility.
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