Limestone and it`s uses Flashcards
1
Q
How is carbon dioxide formed?
A
Carbon dioxide is formed from thermal composition of limestone and from burning methane
2
Q
What is CaCO3 (calcium carbonate) equal to?
A
CaO (calcium oxide) + CO2 (carbon dioxide)
3
Q
What is the advantages of limestone quarrying?
A
It creates jobs
It provides building material nearby
Lead to improved jobs
Filled to make fishing lakes or planting trees
Can be used as landfill sites when finished with
4
Q
What is the disadvantages of limestone quarrying?
A
Destroys habitats Increased emissions Noisy and dusty Dangerous areas for children Busier roads Ugly looking
5
Q
Name the metals on the reactivity series which can be extracted using electrolysis?
A
Potassium Sodium Calcium Magnesium Aluminium
6
Q
Name the metals on the reactivity series which can be extracted using the reduction of carbon?
A
Zinc Iron Tin Lead Copper
7
Q
Name the metal on the reactivity series which are found as elements (native)
A
Silver
Gold
Platinum
