With your partner, look at the samples of matter. Go through the flow chart to determine what type of matter the
sample represents. Each can be considered a sample of pure elements, a sample of pure molecules, a sample of pure
compounds, or a mixture. If it is a mixture, is it a mixture of more than one element? More than one compound? A
coumpound and an element? Etc.
Drawing of matter sample
A
B
C
D
Classification
Pure element
Mixture of 2 molecules
(2 atoms on one and 3
atoms on the other)
Mixture of 2 compounds
(each with 2 atoms)
Mixture of 2 elements
E
Pure molecule (2 atoms)
F
G
Pure compound (3 atoms)
Mixture of one element
and one compound (2
atoms in the compound)
How do you
Know?
H
I
Mixture of 3 elements
Pure molecule (3 atoms)