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