1️⃣Reactions Flashcards
What are the reactions of oxygen?
Respiration, rusting, combustion
What are 3 uses of oxygen?
Breathing apparatus, welding, rocket fuel
What is a catalyst?
A chemical that speeds up a chemical reaction without being used up
What are some examples of catalyst?
Manganese dioxide, enzymes, iron
What is the test for oxygen?
Relights a glowing splint
How to tell if Carbon dioxide is present
Turns limewater cloudy
What are some uses of carbon dioxide?
Fire extinguishers, fizzing drinks, dry ice
What is the equation for carbon dioxide?
Acid + metal carbonate = salt + water + carbon dioxide
What is the reaction for hydrogen?
Burning splint squeaky pop
What are some of the uses of hydrogen?
Making margarine, rocket fuel, clean fuel
What is the equation for hydrogen?
Acid + metal = salt + hydrogen
What does exothermic mean?
The reaction gives out heat
What does endothermic mean?
The reaction takes in heat
What does oxidation mean?
Oxygen added
What does reduction mean?
Oxygen removed
