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KS5 GCSE Science Quiz on Chemistry: the limestone cycle and extracting metals., created by 10o'brienk on 30/10/2013.

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Chemistry: the limestone cycle and extracting metals.

Chemistry: the limestone cycle and extracting metals.

Question 1 of 4

1

What is limestone

Select one of the following:

  • Calcuim carbonate

  • Calcuim hydroxide

  • Calcuim dioxide

Explanation

Question 2 of 4

1

What is the thermal decompersition

Select one of the following:

  • Limestone --> Calcuim oxide +carbon water

  • Calcuim carbonate --> calcium oxide + carbon dioxide

  • Carbonate --> hydrogen dioxide +oxygen

Explanation

Question 3 of 4

1

What is the thermal decompersition form limestone

Select one of the following:

  • Limestone --> Calcuim oxide +carbon water

  • Calcuim carbonate --> calcium oxide + carbon dioxide

  • Carbonate --> hydrogen dioxide +oxygen

Explanation

Question 4 of 4

1

What is the symbol equation for thermal decompersition

Select one of the following:

  • Cac4--> H2O +cacao

  • H2O --> CaO +Co2

  • CaCo3 --> CaC+ Co2

Explanation

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