C4

C4

1. Atoms

   • PNE
     • Protons
     • Nutrons
     • Electrons
   • Top Number
     • Atomic Mass
   • Bottom Number
     • Atomic Number
   • nucluus
     • Protons
       • In the middle with Nutrons
     • Nutrons
       • In the middle with protons
     • Eelectrons
       • Around the out side of the Nucleus

2. Periodic Table

   • Group 1
     • Alikli Metals
   • Group 2
   • Group 3
   • Group 4
   • Group 5
   • Group 6
   • Group 7
     • Halogens
       • Flurine
         • Gas
       • Chlorine
         • Cleans water
         • Gas
       • Bromine
         • Liquid
       • Iodine
         • Solid
       • Astatine
         • Solid
       • More reactive as you go up the group
   • Group 8
     • Don't lose or gain electrons

3. Ions

   • An atom that has gaind or lost extra electrons to make the electron number
   • If in 1-4 lose the electrons
     • +
   • If in group 5-7 gain elctrons
     • -

4. Electronic Struckture

   • First shell 2 max
   • Rest of the shells 8

5. Ionic Compounds

   • Water ceparates compounds
   • They form crystal latic
   • Atoms change size
   • have a + and a - charge
   • MgO is an ionic compound