Rocks Quiz

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Question 1

• Which one of the following pairs of rock are both sedimentary?

Chalk and Limestone

Limestone and Marble

Granite and Basalt

Marble and Slate

Wrong Answer!

Li2CO3

Question 2

• What is the correct chemical formula for the compound found in limestone?

CaCO3 Na2CO3

Ca2CO3

Wrong Answer!

Question 3

• Which one of the following rocks may contain fossils?

Slate Limestone

BasaltGranite

Wrong Answer!

Question 4

• The chemical reaction that occurs when limestone is heated strongly is known as a…

Precipitation Neutralisation

Combustion Thermal Decomposition

Wrong Answer!

Question 5

• When calcium hydroxide dissolves in water, the solution formed is called…

Limestone Limewater

QuicklimeBromine water

Wrong Answer!

Question 6

• Which of the following does not use calcium carbonate as a raw material in its manufacture on a large scale?

Cement Glass

PlasticsConcrete

Wrong Answer!

Question 7

• Which type of rock is formed from the solidification of lava and magma?

Sedimentary Igneous

MetamorphicLimestone

Wrong Answer!

Question 8

• The correct chemical formula for calcium hydroxide is…

Ca(OH)2 Ca2OH

CaCO3CaOH

Wrong Answer!

Question 9

• Which of the following is a correct, fully balanced symbol equation representing the chemical reaction that occurs when lithium carbonate is heated strongly

LiCO3 LiO + CO2 Li2CO3 Li2O + H2O

Li2CO3 Li2O + CO2Li2CO3 2Li2O + CO2

Wrong Answer!

Question 10

• Which one of the following rocks is classed as metamorphic?

Limestone Marble

Basalt Granite

Wrong Answer!Explanation or correct answer here

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