Quiz On Calcium Carbonate
10 Questions
| Total Attempts: 103
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Questions and Answers
- 1.Year 8 - Set 1
- 2.What is a metal ore?
- 3.How can carbon be used in metal extracting?
- 4.Name 2 metals that are easy to find without being joined onto other substances.
- 5.Tick the most reactive metal.
- A.
Hydrogen
- B.
Platinum
- C.
Zinc
- D.
Copper
- 6.Calcium carbonate has been used in displacement reactions for years.A. What is the best metal to use in this reaction?Calcium carbonate + = Calcium + carbonate B. Why?
- 7.What is an oxide?
- 8.Describe how a displacement reaction can be used to extract copper. Use word equations and chemical symbols.
- 9.Class 4B performed an experiment, they mixed copper oxide and carbon together, and the product was copper and carbon dioxide. Andrew says "this shows that the experiment was not an example of reduction,"Is he right or wrong? Why?
- 10.Write the word equation that explains the extraction of iron from its stannite ore.
- 11.Essay Question- is mining costing the earth? Think about the environment, the benefits and the disadvantages...
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