SNC
Pure substance
Compound
Methane
ok
Water
Compound A pure substance that contains 2 or more elements chemically combined.i.e.sodium chloride (NaCl)
Compound
Methane
ok
Water
Solution (Homogeneous)Different substances are mixed so well that the mixture looks the same throughout.Exist in all 3 states-solid liquid gas(home = 'same')l.e.air
A pure substance that cannot be broken down into simpler substances.Made up of only 1 type of atom.i.e.sodium (NA)
Suspension ( A special type of Heterogeneous mixture)One substance is floating throughout another substance,but will eventually settle to the bottom.
The different substances that make up the mixture are visible.l.e.ltalian salad dressing.