Atoms

Atoms

1. Structure of the atom

2. Neutrons = neutral

   • electrons = positively charged (relative charge of -1)
     • Protons = positively charged (relative charge of +1)

3. 2 different numbers on the periodic table

4. Protons = small number

   • Electrons = small number
     • Neutrons = big number - small number

5. Electron structure. Average electron structure consist of 20 electrons spread between 3 inner shells and 1outer shells.

   • This element (calcium) follows the structure 2.8.8.2

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