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Chemistry C1 > Limestone > Flashcards

Flashcards in Limestone Deck (10)
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1

What happens when limestone is heated

Thermally decomposes to make carbon dioixde and calcium oxide

2

What happens when calcium carbonate reacts with acid

It's makes a calcium salt, carbon dioxide and water

3

When calcium oxide reacts with water what is produced

Calcium hydroxide

4

What can calcium hydroxide be used for

It is an alkali which can be used to neutralise acidic soil in fields

5

What can calcium hydroxide be used for

To test for CO2

6

How do you know if there's carbon dioxide

Limewater is used as a test, The solution turns cloudy

7

What can limestone be used to make

Heated with clay- Cement
Cement mixed with sand to make mortar
Then makes concrete

8

What happens to limestone

It is quarried and can be used as a building material

9

What can limestone be damaged by

Acid rain

10

What is limestone

Calcium carbonate
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