Oxidation Reactions
Interactive Video
•
Science, Chemistry, Physics
•
6th - 12th Grade
•
Hard
Wayground Content
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to aluminium when it is heated in air?
It melts without any reaction.
It forms a protective layer.
It turns into a liquid.
It explodes and forms aluminium oxide.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a common example of corrosion?
Evaporation of water
Melting of ice
Rusting of iron
Burning of wood
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What conditions are necessary for iron to rust?
Presence of salt
High temperatures
Contact with water and oxygen
Exposure to sunlight
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does aluminium oxide protect the metal beneath it?
By reflecting sunlight
By forming a thick, impenetrable layer
By quickly reforming if scratched
By absorbing moisture
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is aluminium foil useful for wrapping foods?
It adds flavor to the food.
It is cheaper than other materials.
It prevents oxygen and water from reaching the food.
It is lightweight and easy to shape.
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