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Chemistry · May / June 2018 · Paper 11 · Question 29

5070Alloys and their properties

Brass is an alloy. Which statement about brass is correct?

  1. AIt contains a sea of electrons.
  2. BIt contains positive and negative ions which are free to move.
  3. CIt is a compound of a metal and a non-metal.
  4. DIt is a compound of two or more metals.

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Correct answer: A. It contains a sea of electrons.

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