Chemistry 0620 · IGCSE · Solids, liquids and gases

Solids, liquids and gases — practice question

When iodine is heated, it changes from a solid into a gas. When liquid ammonia is cooled, it changes into a solid. When ice is heated, it changes into water. Which names are used for these changes of state?

  • Awhen iodine is heated: boiling; when liquid ammonia is cooled: freezing; when ice is heated: melting
  • Bwhen iodine is heated: freezing; when liquid ammonia is cooled: sublimation; when ice is heated: boiling
  • Cwhen iodine is heated: sublimation; when liquid ammonia is cooled: condensation; when ice is heated: freezing
  • Dwhen iodine is heated: sublimation; when liquid ammonia is cooled: freezing; when ice is heated: melting

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