atomic structure

atomic structure

1. Neaucleus protons and neutrons surrounded by electrons

2. an Atom= 1x10to the power of nine

3. Mass

   • 1
     • 1
       • 0

4. charge

   • 1
     • 0
       • -1

5. ·

   • proton
     • neutron
       • electron

6. mass number= neutrons+protons