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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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Question Excerpt

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