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Chemistry · May / June 2018 · Paper 11 · Question 6

5070Ion and ionic bondsMetallic bonding

The diagrams show the arrangement of particles in three solids: X, Y and Z. The three solids are krypton, potassium and sodium chloride. Which row correctly identifies X, Y and Z?

  1. Akrypton, potassium, sodium chloride
  2. Bkrypton, sodium chloride, potassium
  3. Csodium chloride, krypton, potassium
  4. Dsodium chloride, potassium, krypton

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Correct answer: D. sodium chloride, potassium, krypton

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