Kim loại và phi kim loại
Quiz
•
Science
•
8th Grade
•
Hard
Ikhda Suhada
Used 275+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
10 mins • 1 pt
Which of the following metals can be cut with a knife?
[more than one answer]
sodium
magnesium
potassium
calcium
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which of the following metal is used as flares and camera flushbulbs?
aluminium
potassium
magnesium
calcium
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which metal is suitable to make the object as in the diagram?
calcium
iron
zinc
silver
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Based on the diagram, the ship's bodies had covered with rust as it was always exposed to air and oxygen. Which of the following can be done to cover the rusting process?
Use a nitrogen to slow down the chemical reaction
Coat the bodies with zinc in a process called zinc plating
Change the bodies by using zinc that does not corrode in the air
Coat with sulfur as it does not dissolve in water
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Why is copper particularly useful in electrical circuits?
does not corrode in air
very reactive metal
a very good conductor of heat
support burning
6.
MULTIPLE SELECT QUESTION
10 mins • 1 pt
Which gases can burn in air?
oxygen
hydrogen
nitrogen
helium
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
- a colourless, odourless gas
- does not allow things to burn in it
- slows down the chemical reaction
The features above best describe
helium
mercury
bromine
nitrogen
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