C1.2 Limestone and other building materials 0.0 / 5 ? ChemistryThe limestone cycleGCSEAQA Created by: alicetradewellCreated on: 18-04-16 20:09 Cement Made by heating powdered limestone and clay 1 of 8 Concrete Made by mixing sand, aggregate, water and cement 2 of 8 Calcium carbonate The chemical name for limestone 3 of 8 Thermal decomposition Breaking down by heating 4 of 8 Limewater Calcium hydroxide solution which is used to test for carbon dioxide 5 of 8 Calcium oxide What calcium carbonate decomposes into when heated, which is the first step of the limestone cycle 6 of 8 Calcium hydroxide An alkali which is made when water is added to calcium oxide 7 of 8 Mortar Made by mixing sand, cement and water 8 of 8
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