Chemistry · May / June 2024 · Paper 11 · Question 29
5070Alloys and their properties
Which statement about alloys is correct?
- AAlloys are not electrical or thermal conductors.
- BAlloys are softer than pure metals because the layers in the alloy slip over each other more easily.
- CBrass is a mixture of copper with small amounts of chromium, nickel and carbon.
- DThe percentage of each metal in an alloy may vary.
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Correct answer: D. The percentage of each metal in an alloy may vary.
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