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Quiz on Chemistry C1- 2.1 Limestone and its uses, created by omgstudytime on 06/04/2014.

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Chemistry C1- 2.1 Limestone and its uses

Chemistry C1- 2.1 Limestone and its uses

Question 1 of 6

1

We 'quarry' Limestone

Select one of the following:

  • True
  • False

Explanation

Question 2 of 6

1

Tick the uses of Limestone

Select one or more of the following:

  • To make calcium carbonate

  • To make calcium oxide

  • We can use limestone in buildings

  • To make cement.

Explanation

Question 3 of 6

1

What do we use to make concrete?

Select one of the following:

  • Limestone and water

  • Aggregate, limestone and water

  • Water and aggregate

  • Cement and water

  • Cement, water and aggregate

Explanation

Question 4 of 6

1

What is the symbol equation for Limestone?

Select one of the following:

  • CaCo

  • CaCo3

  • CaCO3

  • CaCO2

Explanation

Question 5 of 6

1

Thermal decomposition is when a calcium carbonate is heated strongly and decomposes, and is broken down by heat. This process produces Calcium oxide and Carbon Dioxide. This is done in a large scale in a 'lime kiln'.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 6

1

In an exam, on the meaning of 'thermal decomposition' question, which of the following would need to be included to gain full marks?

Select one or more of the following:

  • decomposing

  • 'breaking down by heating'

Explanation

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