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Inside a atom (Electrons (Valence electrons (Chemical bond (When two atoms…
Inside a atom
Electrons
Negative charge
Energetic particles
One amu = 2000
Valence electrons
Furthest away from nuceus
Chemical bond
When two atoms share valence electrons
Usually go to 8 or 0 valence electrons
More stable
Dot diagram
symbol of element surrounded by dots
Protons
Positive electrical charge
Atomic number
Amoumt of protons in nucleaus
Neutrons
No charge
Nucleus
Tiny core
Contains protons and neutrons
Electrons move around nucleaus