Atomic Theory (Or a quick Chemistry Review)
Atomic Theory Q: What does science study? A: The natural world, the physical universe Q: What are the components of the P.U? A: matter, energy, forces
“Flavors of Atoms” (But which are “atoms of life”?)
“Guts” of Atom Nameproton neutronelectron Locationnucleusnucleusorbit Charge Mass 1 amu ~1 amu~1/2000
Vocabulary Atomic number (Z) – Atomic mass (M) Valence electrons – Octet rule – “bus-seat” rule
How to Build an Atom 1) Determine Z 2) Add neutrons 3) Add electrons (# electrons = # protons) Rules: * Add up to 2 e to 1 st E level * Add up to 8 e to 2 nd E level * Add up to 8 e to 3 rd E level …….