Chemistry · May / June 2017 · Paper 12 · Question 27
5070Alloys and their properties
Metals have a structure of positive ions in a 'sea of electrons'. Metals are malleable because it is possible to force the ions to slide over each other. The alloy brass is ......1...... malleable than pure copper and than pure zinc. Brass is ......2...... to conduct electricity. Which words correctly complete gaps 1 and 2?
- Aless / unable
- Bless / able
- Cmore / unable
- Dmore / able
As printed in the paper
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Correct answer: B. less / able
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