Revise Limestone’s Building Role

Chemistry Quiz - Limestone - Uses of (Questions)

Limestone is more than a rock, it is a useful chemical resource. This GCSE Chemistry quiz covers limestone uses in farming and industry, plus links to neutralisation and making building materials.

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Fascinating Fact:

Limestone can be used to neutralise acidic soils in agriculture. It raises soil pH, which can help crops grow better in acidic conditions.

In GCSE Chemistry, limestone (calcium carbonate) is studied as a versatile raw material. You learn how it is quarried and processed, how it is used in construction and manufacturing, and how it can neutralise acids because it is a carbonate.

Key Terms

Neutralisation: A reaction where an acid is balanced by a base, producing a salt and usually water.
Quarrying: Extracting rock from the ground, often using large machinery in open pits.
Calcium Carbonate: The compound in limestone, with the formula CaCO₃, used as a raw material in many processes.

Frequently Asked Questions

What are the main uses of limestone in GCSE Chemistry?

Limestone is used to make cement and glass, to produce lime for building, and to neutralise acidic soils and lakes. It is valued because it is cheap, widely available, and chemically useful.

How does limestone neutralise acidic soil?

Limestone contains calcium carbonate, which reacts with acids in soil. This reduces acidity, raises the pH, and can improve growing conditions for crops that do not tolerate acidic soils.

What is quicklime and how is it used?

Quicklime is calcium oxide made by heating limestone. It is used in building materials, treating acidic conditions, and making calcium hydroxide, which is used in mortar and in some water treatment processes.

Try These Related Quizzes

Limestone is a fairly common rock in the UK. How was it formed?

[ ]	By volcanoes
[ ]	By heat and pressure under the ground
[ ]	From the remains of dead sea creatures
[ ]	From molten rock

What type of rock is limestone?

[ ]	Metamorphic
[ ]	Sedimentary
[ ]	Igneous
[ ]	Metamentary

Which of the following is NOT a direct use for limestone?

[ ]	Making cement
[ ]	Making concrete
[ ]	Making glass
[ ]	Making drainpipes

Which of the following is NOT an advantage of using limestone as a building material?

[ ]	It is abundant
[ ]	It is environmentally friendly
[ ]	It is relatively easy to cut
[ ]	It is a natural material

Pick the correct combination of negative aspects of quarrying for limestone.

[ ]	Jobs for the local community; increased traffic in the area; destruction of habitats; dust on roads/in air
[ ]	Noisy; destruction of habitats; dust on roads/in air; improved local transport links
[ ]	Destruction of habitats; noisy; visual pollution; increased traffic in the area
[ ]	Increased traffic in the area; improved local transport links; jobs for the local community; increase in local trade

Limestone is sometimes spread on fields and lakes. Why?

[ ]	To improve the water/soil aeration
[ ]	To help fish breathe
[ ]	To make the soil better
[ ]	To neutralise acidic soil or water

Which of the following is NOT an advantage that concrete has over raw limestone as a building material?

[ ]	It can be reinforced using steel rods to make it stronger
[ ]	It can be mixed on site
[ ]	It is easy to cut into blocks
[ ]	It is less prone to chemical weathering

Limestone is made into cement by heating with powdered clay. Cement can be mixed with water, sand and crushed rock. What building material does this produce?

[ ]	Concrete
[ ]	Cement
[ ]	Glass
[ ]	Mortar

Cement is mixed with sand and water to produce...

[ ]	concrete
[ ]	cement
[ ]	glass
[ ]	mortar

10.

Powdered limestone can be heated to very high temperatures with sand and sodium carbonate to make another building material. This is called...

[ ]	concrete
[ ]	cement
[ ]	glass
[ ]	mortar

Chemistry Quiz - Limestone - Uses of (Answers)

Limestone is a fairly common rock in the UK. How was it formed?

[ ]	By volcanoes
[ ]	By heat and pressure under the ground
[x]	From the remains of dead sea creatures
[ ]	From molten rock

In some places, you can see these remains as fossils

What type of rock is limestone?

[ ]	Metamorphic
[x]	Sedimentary
[ ]	Igneous
[ ]	Metamentary

It is formed on the sea bed by layers of sediment that contain high levels of calcium carbonate

Which of the following is NOT a direct use for limestone?

[ ]	Making cement
[ ]	Making concrete
[ ]	Making glass
[x]	Making drainpipes

Drainpipes are usually made from the polymer PVC, or metals such as zinc and galvanised steel

Which of the following is NOT an advantage of using limestone as a building material?

[ ]	It is abundant
[x]	It is environmentally friendly
[ ]	It is relatively easy to cut
[ ]	It is a natural material

Quarrying of limestone is not particularly 'green' for a variety of reasons

Pick the correct combination of negative aspects of quarrying for limestone.

[ ]	Jobs for the local community; increased traffic in the area; destruction of habitats; dust on roads/in air
[ ]	Noisy; destruction of habitats; dust on roads/in air; improved local transport links
[x]	Destruction of habitats; noisy; visual pollution; increased traffic in the area
[ ]	Increased traffic in the area; improved local transport links; jobs for the local community; increase in local trade

Be prepared to give both advantages and disadvantages in an exam

Limestone is sometimes spread on fields and lakes. Why?

[ ]	To improve the water/soil aeration
[ ]	To help fish breathe
[ ]	To make the soil better
[x]	To neutralise acidic soil or water

Limestone is mainly calcium carbonate which reacts with acids in the soil or water

Which of the following is NOT an advantage that concrete has over raw limestone as a building material?

[ ]	It can be reinforced using steel rods to make it stronger
[ ]	It can be mixed on site
[x]	It is easy to cut into blocks
[ ]	It is less prone to chemical weathering

It is hard to cut concrete so it is usually moulded into the shape required

Limestone is made into cement by heating with powdered clay. Cement can be mixed with water, sand and crushed rock. What building material does this produce?

[x]	Concrete
[ ]	Cement
[ ]	Glass
[ ]	Mortar

This material is strong and can be moulded into almost any shape