The Basics
Atom:
The smallest object that is still able to retain the properties of an element. An atom is composed
of electrons and a nucleus which contains protons and neutrons.
Elements:
Are made up of one type of atom.
Compounds:
Are made up of more than one element. Compounds consist of more than one type of atom.
Mixture:
A mixture is a material containing two or more elements or compounds that are in close contact and are mixed in
any proportion. The components of a mixture can be separated by physical means.
The smallest object that is still able to retain the properties of an element. An atom is composed
of electrons and a nucleus which contains protons and neutrons.
Elements:
Are made up of one type of atom.
Compounds:
Are made up of more than one element. Compounds consist of more than one type of atom.
Mixture:
A mixture is a material containing two or more elements or compounds that are in close contact and are mixed in
any proportion. The components of a mixture can be separated by physical means.