Chemistry

Chemistry

1. Atoms and Elements

   • Atoms
     • everything is made up on ATOMS!!!!
   • Elements
     • some materials are made of only one type of ATOM. These are called ELEMENTS

2. The Periodic Table

   • the periodic table tells you whether something is a metal or not.

3. compounds

   • A compound is substances that can be split up into simpler sumbstances.
     • water is a compound cause it is made up of more than one element.
       • it is made up of HYDROGEN AND OXYGEN
         • h2o (water)
           • the small 2 below all means 2 hydrogen
           • and 1 oxygen