Chemical change Flashcards
Physical property
properties that you can observe using our five senses or being able to measure it directly.
Chemical property
When the property’s substance gets mixed with a different substance in order to create a new chemical or create 2 or more chemicals when the substances break up.
Flammability
Whenever a substance can catch fire.
Reactivity
Whenever a substance gets a displacement from another substance (usually done with metals).
Toxicity
If a substance can cause a danger for your health when combined with your body’s substances.
Solid
When the particles are in close contact with each other and cannot change shape easily.
Liquid
A state of matter where the particles are a bit far apart from each other but can take shape easily.
Gas
An air-like fluid substance which expands freely to fill any space available, irrespective of its quantity.
Melting
The process when a solid changes into a Liquid.
Evaporation
The process of a liquid changing into a Gas.
Condensation
The process of a Gas turning into a liquid.
Freezing
Another word for solidification.
Solidification
The process of a Liquid turning into a solid.
Sublimation
When a solid turns into a Gas.
Deposition
The process of turning a Gas into a Solid.
Desublimation
Another word for the process of Deposition.
Reaction rate
The rate of which reactions occur.
Catalyst
A chemical that can start or speed up a chemical reaction.
Rusting
The corrosion of metals
Corrosion
When a substance eats away another substance.
Rust
The chemical reaction with metals, water and oxygen.
Surface corrosion
Covering a metal surface from rust.
Galvanising
Covering a metal with a more reactive metal.
burning
combining a substance with oxygen in a flame
