Atomic Structure

History of the Atom

Daltons Atomic Theory

Subatomic Particles

Electron

Charge of an Electron

Thomson: “Plum Pudding” or “Chocolate Chip Cookie” Model

Plum Pudding model of an atom

Rutherford’s Model of the Atom

Two isotopes of sodium

Multielectron Atoms

Electrons in Orbit about the Nucleus

Bohr’s Model of the Atom (1913)

The Bohr Model of the Atom: Ground and Excited States

The Bohr Model of the Atom: Hydrogen Spectrum

Light Emission of Sodium Atom