Oxygen Flashcards
What happens when copper and other elements react with oxygen
They form an oxide this reaction is called oxidisation
What type of oxide ks acidic
Non metals and they exist as gases
What type of oxide is an alkaline
Metal oxides and exists as solids
What is in the fire triangle
Oxygen, heat and fuel
What happens when you remove one element of the fire triangle
The fire will go out
What is combustion
It’s when something is burning in oxygen
What is incomplete combustion
It’s when something burns in insufficient oxygen
What Happens when fuel burns
It reacts with oxygen from the air and carbon dioxide gas and water vapour are produced as well as energy
What forms in incomplete combustion
A carbon monoxide or just carbon. Monoxide is poisonous.
What’s the test for carbon dioxide gas
Turns limewater cloudy
What is the test for water
Blue cobalt chloride paper turns pink in the presence of water
