Atomic History Atomic Structure & Nuclear Stuff. Who did what when: Democritus Dalton Thomson Millikan Rutherford Chadwick.

Atomic HistoryAtomic Structure& Nuclear Stuff

Who did what when:

Democritus

Dalton

Thomson

Millikan

Rutherford

Chadwick

Electromagnetic Spectrum

The Bohr Model

Placing Electrons in the Quantum or Electron Cloud Model of the Atom

1s2 2s2 etc. for elements 1-38 ?????

Valence electrons, shells; Dot diagrams & stuff

S

Ar

Co

Sc

Mg

N

Reading the Periodic Table squares

37

RbRubidium

85.468

Isotopes

Ions

The difference between:

&

(remember isotopic notation)

( go over radii)

Nuclear Energy

Alpha Decay:

Beta Decay:

Gamma Radiation:

Uranium Decay series (for example)

Half life Calculations

Ex: Manganese-56 is a beta emitter with a half-life of 2.6 hours. What is the mass of Mangenese-56 in a 1.0 mg sample of the isotope at the end of 10.4 hours?

4 half lives; .063mg Mn-56

Fusion and Fission

Uses of Radioactive Isotopes

Nuclear Power PlantSmoke Detection

Food Irradiation

Medical: