Types of Matter

Atom

The smallest unit of matter.

Element

Contains the same type of atom.

Pure substance

Contains only one type of particle.

Elements and Compounds

2 types of Pure substances

Mixtures

Can be separated by physical changes because they are not chemically combined.

Homogeneous Mixture

Substances mixed evenly and look the same

Heterogeneous Mixture

Substances mixed, but you can see the different substances.

Sugar water, lemonade, tea

Examples of Homogeneous mixtures

Fruit salad, soup

Examples of Heterogeneous mixtures

Molecule

When two or more atoms bond together

Compound

Two or more different atoms bonded together

Examples of compounds

H20, CO2, NH3

Examples of elements

O2, N, Fe, Ag

Mixture of Elements

.

Mixture of Compounds

.

Mixture of Elements and Compounds

.

6 (six)

The number of atoms of Carbon in C6H12O6

1 (one)

Pure substances are made of only _________ type of particle

Types of physical changes to separate mixtures

evaporation, filtration, magnetic attraction

Molecule Element

2 or more of the same type of atom bonded together