AQA Chemistry C1 Limestone

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Author:
HLHSscience
ID:
223676
Filename:
AQA Chemistry C1 Limestone
Updated:
2013-06-13 05:47:40
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AQA Chemistry C1 Limestone
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AQA Chemistry C1 Limestone
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  1. what is the chemical name of limestone?
    calcium carbonate
  2. What is the formula of calcium carbonate?
    CaCO3
  3. What is the formula of calcium hydroxide?
    Ca(OH)2
  4. Name the two products formed when caclium carbonate decomposes.
    • calcium oxide
    • carbon dioxide
  5. What is the test for carbon dioxide?
    limewater turns milky
  6. Give a use for calcium oxide.
    Neutralise acidic soil and lakes.
  7. How is calcium oxide turned into calcium hydroxide?
    Add water.
  8. State an advantage of quarrying limestone.
    Provide jobs/employment.

    Brings money into local economy.
  9. StateĀ 2 disadvantages of quarrying limestone.
    Noise pollution.

    Traffic congestion.

    Habitats destroyed.

    Looks ugly/eyesore.
  10. Name a material that is made from limestone.
    cement

    concrete

    glass

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