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Chemistry · Oct / Nov 2016 · Paper 12 · Question 7

5070Simple molecules and covalent bonds

When substance Q melts, only weak forces of attraction between its molecules are overcome. Which row correctly describes Q? | | melting point / °C | electrical conduction of solid Q | |---|---|---| | A | 44 | non-conductor | | B | 98 | conductor | | C | 660 | conductor | | D | 714 | non-conductor |

  1. A44, non-conductor
  2. B98, conductor
  3. C660, conductor
  4. D714, non-conductor

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Correct answer: A. 44, non-conductor

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