PSCH2PropertiesofMatter

Front

What are properties that can be observed without changing the identity of the substance?

Back

Physical properties.

Front

What is water (H₂O) classified as?

Back

Compound.

Front

What does a mixture of elements represent?

Back

A combination of two or more elements that are not chemically bonded.

Front

What is an example of the formation of a mixture?

Back

Sugar crystals dissolving in water.

Front

What is sea water an example of?

Back

Solution.

Front

Define 'element'.

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

Define 'compound'.

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is a 'mixture'?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is a 'solution'?

Back

A homogeneous mixture where one substance is dissolved in another.

Front

What is a 'colloid'?

Back

A mixture where tiny particles are dispersed in another substance but do not settle out.