Year 9 Chemistry Test - Limestone

20 Questions  I  By Cturnerems
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Chemistry Quizzes & Trivia
A Year 9 Chemistry Quiz

  
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Questions and Answers

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1.  Why can gold be found in the Earth's crust in its native state?
A.
B.
C.
2.  Transition metals are like other metals in what ways?
A.
B.
C.
3.  Why is aluminium extracted from aluminium ore by electrolysis? 
A.
B.
C.
4.  Why are alloys likely to be harder than pure metals? 
A.
B.
C.
5.  Why is iron extracted from iron ore by reduction with carbon or carbon monoxide? 
A.
B.
C.
6.  What happens to iron oxide in a blast furnace? 
A.
B.
C.
7.  Why does aluminium not corrode quickly?
A.
B.
C.
8.  Slaked lime is a common name for which one of the following?
A.
B.
C.
9.  In comparison with steel, what is pure iron like? 
A.
B.
C.
10.  Why is titanium expensive to extract from its ore?
A.
B.
C.
11.  How do you produce calcium oxide from calcium carbonate?
A.
B.
C.
12.  Which type of steel is likely to be used for making cutlery? 
A.
B.
C.
13.  What is the percentage of iron in the iron from a blast furnace? 
A.
B.
C.
14.  What is an advantage of using concrete to make building foundations?
A.
B.
C.
15.  What process is used to purify copper?
A.
B.
C.
16.  Limestone is mostly made of what?
A.
B.
C.
17.  Water is one of the ingredients of concrete. What are the other ingredients?
A.
B.
C.
18.  What is a benefit of a limestone quarry?
A.
B.
C.
19.  Which of the following is a disadvantage of using glass for windows?
A.
B.
C.
20.  Which properties make aluminium suitable for overhead mains electricity cables? 
A.
B.
C.
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