1. Compounds
Vocabulary
Project MSSELL

2. compound (noun) – matter made of two or more different elements
Water is a compound. This molecule of water has two different kinds of atoms – oxygen and hydrogen atoms.
Hydrogen (H)
Oxygen
(O)

3. differentiate (verb) – to identify the difference between things
You can differentiate, or identify the difference between elements and compounds.

4. Element Compound molecule has only 1 kind of atom
is a combination of elements
molecule has 2 or more different kinds of atoms
Oxygen
(O)
Hydrogen (H)
Oxygen
(O)
is listed in the Periodic Table of Elements
there are about 110 known elements
there are millions of different compounds
can be chemically broken down
can NOT be broken down further