C4

C4

1. ATOMS

   • nucleus
     • has its own middle atom
     • contains protons and nutrons
     • positive charge
       • because of its protons
     • size wise, tiny
   • electrons
     • mover around the nucleus
     • negatively charged
     • small but cover a lot of space
     • virtually no mass
     • arranged in shells
       • EXPLAIN THE WHOLE OF CHEMISTRY
   • know your particles
     • protons
       • heavy
       • possitive
     • neutrons
       • heavy
       • neutral
       • mass of 1
     • electrons
       • tiny
       • negatively charged
         • mass of 0.0005