Matter ⚠
Pure Substance
Mixture
compound
element
a combination of two or
more pure substances such that each
one’s properties are not lost, but may
be hidden
Homogeneous (solutions)
heterogeneous (Mechanical Mixtures)
a mixture in
which the particles are not uniformly
scattered; does not have a uniform
composition
Colloids
a mixture in
which particles are uniformly scat-
tered; has a uniform composition
States of matter
heterogeneous mixtures
composed of fine particles evenly
distributed throughout a second
substance
suspension
Emulsions
a heterogeneous mixture
in which particles settle slowly after
mixing
types of colloids in which
liquids are dispersed in liquids
pure substances that are
made up of two or more
elements chemically combined
together; can be broken down into
elements again by chemical means
a pure substance made up of
one type of particle, cannot be
broken down into simpler substances
by means of a chemical change
Solid
Liquid
Gas
the state of matter in which a
substance has a definite shape and a
definite volume (e.g., ice)
the state of matter in which a
substance has a definite volume, but
no definite shape (e.g., water)
the state of matter in which
a substance has neither a definite
shape nor a definite volume (e.g.,
water vapour)