Which of the following is TRUE about an alloy?
Chemistry Form 4 Chap 8

Quiz
•
Chemistry
•
11th Grade
•
Medium
yin yin
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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An alloy is a pure metal which is weak and soft
An alloy is a compound consisting of metal and non-metal
an alloy is a long chain of molecules formed by monomers
an alloy is a mixture of two or more elements with a certain fixed composition in which the major component is a metal
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the use of duralumin?
making a aircraft body frame
making of musical instruments
making of electrical instruments
making of surgical instruments
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following are the compositions of pewter?
I. Aluminium
II. Tin
III. Antimony
IV. Copper
I, II, III
I, II, IV
II, III, IV
I, II, III, IV
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following are the purpose of making alloys?
I. To prevent corrosion
II, To increase the strength and hardness
III. To improve the appearance
IV. To increase the density
I and II
II and IV
I, II and III
I, II, III and IV
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main component of glass?
Silicon
Silica
Kaolin
Sodium carbonate
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Low Melting point (700ºC)
Cracks easily with sudden temperature changes
Easy to mould and shape
Which of the following types of glass shows the above properties
Fused silica glass
Soda-lime glass
Borosilicate glass
Lead crystal glass
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following are correct pairs about the use of the types of glass?
I. Fused glass - telescope mirrors
II. Soda-lime glass - Window panes
III. Borosilicate - electrical bulb
IV. Lead crystal glass - laboratory glass ware
I and II
II and III
II and IV
III and IV
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