2. Rocks Quiz Click to start

3. 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

4. Wrong Answer!

5. Li 2 CO 3 Question 2 What is the correct chemical formula for the compound found in limestone? CaCO 3 Na 2 CO 3 Ca 2 CO 3

6. Wrong Answer!

7. Question 3 Which one of the following rocks may contain fossils? SlateLimestone BasaltGranite

8. Wrong Answer!

9. Question 4 The chemical reaction that occurs when limestone is heated strongly is known as a… PrecipitationNeutralisation CombustionThermal Decomposition

10. Wrong Answer!

11. Question 5 When calcium hydroxide dissolves in water, the solution formed is called… LimestoneLimewater QuicklimeBromine water

12. Wrong Answer!

13. Question 6 Which of the following does not use calcium carbonate as a raw material in its manufacture on a large scale? CementGlass PlasticsConcrete

14. Wrong Answer!

15. Question 7 Which type of rock is formed from the solidification of lava and magma? SedimentaryIgneous MetamorphicLimestone

16. Wrong Answer!

17. Question 8 The correct chemical formula for calcium hydroxide is… Ca(OH) 2 Ca 2 OH CaCO 3 CaOH

18. Wrong Answer!

19. 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 LiCO 3  LiO + CO 2 Li 2 CO 3  Li 2 O + H 2 O Li 2 CO 3  Li 2 O + CO 2 Li 2 CO 3  2Li 2 O + CO 2

20. Wrong Answer!

21. Question 10 Which one of the following rocks is classed as metamorphic? LimestoneMarble BasaltGranite

22. Wrong Answer! Explanation or correct answer here

23. Congratulations! Its done!!