The Atom Do Now! 8-7-15 Turn in your HW to the black tray. (On top of the filing cabinet) 1. Using your reference sheet, how many naturally occurring elements do you think…
Electrons Modern Atomic Theory (a.k.a. the electron chapter!) ‹#› Excited Gases & Atomic Structure ‹#› Atomic Line Emission Spectra and Niels Bohr Bohr’s greatest…
Atoms, Molecules, and Ions Chapter 2 Democritus 460 BC First to propose atomic nature of matter “atomos” - indivisible Dalton Studied experiments from other scientists…