AQA Chemistry GCSE - C1a 1.4

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Quicklime and Slaked Lime

  • Quicklime (calcium oxide) reacts with water to produce slaked ime (calcium hydroxide)
  • Calcium hydroxide is only slightly soluble in water, but a little dissolves to form a solution called lime water.
  • Calcium hydroxide reacts with carbon dioxide to form calcium carbonate, which is insoluble in water. This is why carbon dioxide bubbled into lime water makes it go cloudy
  • Mortar is used to hold stone or…


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