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Gases in the air

Gases

QuestionAnswer
What gas makes up approximately 20% of the air oxygen
What gas makes up approximately 80% of the air Nitrogen
Which of these 2 gases is the most abundant Carbon dioxide or Argon ? Argon
What gas is required for burning to take place Oxygen
True or false Carbon dioxide is lighter than air False
True or false Oxygen burns with a pop False
True or false Carbon dioxide turns limewater cloudy True
True or false Hydrogen is an explosive gas True
True or false Carbon dioxide turns universal indicator orange True
What gas can be used to put out fires Carbon dioxide
What 3 things are needed for a fire to start ? Air Fuel Heat
Name a gas which is causing the planet to warm up Carbon dioxide Methane
Name a gas that is responsible for acid rain Sulphur dioxide
When magnesium burns in oxygen does it get heavier or lighter ? Heavier
When wood burns in oxygen does the wood get heavier or lighter? lighter
What name is given to the chemical formed when magnesium burns in oxygen ? Magnesium oxide
If lithium was to burn in oxygen what would be the name of the product ? lithium oxide
Created by: christineruth
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