Chemistry 0620 · IGCSE · Simple molecules and covalent bonds

Simple molecules and covalent bonds — practice question

Ethanol is a liquid at room temperature and has a boiling point of $78^\circ\text{C}$. Sodium chloride is a solid at room temperature. Which statement about the bonding in ethanol and sodium chloride is not correct?

  • AEach ethanol molecule is held together by weak covalent bonds.
  • BThe ethanol molecules are held together by weak attractive forces.
  • CThe sodium ions and chloride ions are held together by strong attractive forces.
  • DThe sodium ions and chloride ions are held together in a giant lattice.

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