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Year 9 Chemistry Test - Limestone

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

  
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Question Excerpt

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