Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
|
What is limestone mainly composed of?
|
Calcium Carbonate
|
|
|
What is Calcium Carbonate's chemical symbol?
|
CaCO3
|
|
|
How is limestone obtained and what is it used for?
|
Through quarrying and for building
|
|
|
How can Calcium Carbonate be used to make Calcium Oxide and Carbon Oxide?
|
Thermal decomposition
|
|
|
What other Carbonates also decompose in this way?
|
Magnesium, Copper, Zinc, Calcium and Sodium
|
|
|
How can Calcium Hydroxide be produced and is it an acid or alkali?
|
Through reacting Calcium Oxide with Water and it is an alkali
|
|
|
How can Calcium Hydroxide be used?
|
In the neutralisation of acids
|
|
|
What is Limewater?
|
A solution of Calcium Hydroxide in Water
|
|
|
What is Limewater a test for and how does it show if the test is positive?
|
Carbon Dioxide and it goes cloudy
|
|
|
What does Limewater react with Carbon Dioxide to produce?
|
Calcium Carbonate
|
|
|
What do Carbonates produce when reacted with an acid?
|
Carbon Dioxide, a Salt and Water
|
|
|
What is Limestone damaged by?
|
Acid rain
|
|
|
How is Cement made from Limestone?
|
It is mixed with Clay and heated
|
|
|
How is Concrete made from Cement?
|
Cement is mixed with Sand to make Mortar and Sand and aggregate to make Concrete
|
|
|
What kind of furnace can Limestone be used in?
|
A Blast Furnace
|
|
|
What is put in a Blast Furnace to produce Steel?
|
Iron
|
|
|
What is Limestone's role in a Blast Furnace?
|
To remove Silicon Dioxide
|
|
|
How does the Limestone react when heated?
|
It forms Carbon Oxide
|
