Compounds, Elements, and MixturesMr. Ramirez

Chemical ElementElement: A pure chemical substance consisting of a

single type of atom distinguished by it’s atomic number

Atomic Number: The number of protons in the nucleus of an atom

Chemical CompoundCompound: A pure chemical substance consisting of

two or more different chemical elements that can be separated by chemical reactions

Examples of Compounds H2O

CO2

C6H12O6

Ways of breaking down compounds Through Heating Through Electrolysis

MixtureMixture: a material system made up of two or more

different substances which are mixed, but NOT combined chemically

Mixtures can be either homogenous or heterogenous Homogenous: mixture looks the same throughout (ex:

cheesecake mix) Heterogeneous: mixture looks different throughout (ex:

salad)

Mixtures can be broken down physically and do NOT need to be broken down chemically

Elements Compounds Mixtures

Pure Substance?

Made of…

Can be broken down?