
CHEMISTRY F4C8
Authored by CHIA Moe
Chemistry
8th Grade
Used 36+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The main component in alloy P is tin.
What is alloy P?
Duralumin
Brass
Stainless steel
Pewter
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Digital communication is very important nowadays. Effective transmission of data, voices and images in a digital format requires a suitable material. What is the material?
Silicon
Copper
Optical fibre
Superconductor
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A new product P in industry needs to function under the extremely low temperature and conducts electricity without resistance. What is product P?
Ceramic
Fibre glass
Optical fibre
Superconductor
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which is the correct composition for the alloy?
Bronze: Copper & Zinc
Brass: Copper & Carbon
Steel: Iron & Zinc
Pewter: Tin, Copper & Antimony
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Which of the following are the properties of ceramic?
Melts easily
Hard but brittle
Good heat conductor
High resistance to chemicals
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is alloy Z?
Bronze
Brass
Stainless steel
Steel
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following statements explains why bronze is harder than pure copper?
The atomic size of copper is larger than tin
Tin and copper form chemical bonds with each other
Bronze contains atoms of different sizes and thus making layers of atoms more difficult to slide over another
There is empty space in bronze
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