GCSE Chemistry Flashcards on Limestone, created by Keera on 27/05/2014.
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Created by Keera
over 12 years ago
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Created by Keera
over 12 years ago
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What is limestone's chemical name?
What is calcium carbonate's chemical formula?
What does limestone break down into when heated?
When calcium oxide reacts with water, what is the product?
What are 3 of the uses of limestone?
Calcium carbonate breaks down when heated strongly. What is this reaction called?
What are the equations for the thermal decomposition of calcium carbonate?
Calcium oxide reacts with water to form calcium hydroxide, which is an alkali.
What are the equations for this reaction?
(FILL IN THE GAP)
Calcium oxide reacts with water to form calcium hydroxide. A lot of _______ is produced in this reaction.
How do we get limestone?
(FILL IN THE GAP)
Carbonates react with acids to form carbon dioxide, _______ and _________.
What can carbon dioxide be detected by?
Calcium hydroxide is used to neutralise excess acidity. Give examples.
Cement is made by mixing powdered limestone with ______?
Mortar, used to join bricks together, is made by mixing ________ with _____ and _______?
Concrete is made by mixing __________ with sand, ________ and _____________?
Limestone, mortar and cement slowly react with carbon dioxide. This causes _________.
What can we reinforce concrete with to make is stronger?
