Unit 8 Revision

This is also known as the process of burning

• combustion

• decomposition

• displacement

Any reaction where substances reacts with oxygen

• oxidation

• reduction

• concentration

• oxygenation

A reaction where energy is transferred to the surroundings

• exothermic

• endothermic

A reaction where energy is transferred from the surroundings

• exothermic

• endothermic

Changing of water to water vapour is an example of an exothermic reaction

• TRUE

• FALSE

The starting materials in a chemical reaction

• reactants

• starters

• products

The substances formed after a chemical reaction takes place

• reactant

• starter

• former

• product

This energy is usually scattered to the surroundings and cannot be used

• dissipated energy

• sound energy

• light energy

Any substance that stores chemical energy

• fuel

• starter

• heater

The term used when something suddenly fall down or is given away

• collapse

• relapse

• elapse