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Atoms and the Quantum-Mechanical Model: Foundations of Modern Chemistry

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Law of Multiple Proportions

  • Law of Multiple Proportions
    03:32

The Atom

  • The Nucleus
    02:53
  • Atom Structure
    02:10
  • Atom Structure Example
    02:52

Subatomic Particles

  • Subatomic Particles
    05:19
  • Atomic Mass Unit Example
    03:31

Isotopes

  • Isotopes
    04:36
  • Isotope Notation Example
    03:57

Ions

  • Ion Formation
    06:17
  • Cation Subatomic Particles Example
    02:22
  • Atoms vs. Ions
    01:36

Atomic Mass

  • Calculating Abundance Example
    5:41
  • Greatest Atomic Mass Example
    02:06
  • Calculating Atomic Mass
    00:40

Calculating Molar Mass

  • Molar Mass Concept
    02:11
  • Molar Mass Calculation Example
    03:12

Atomic Theory

  • Dalton's Atomic Theory
    05:22
  • Dalton's Atomic Theory Example
    01:48

Millikan Oil Drop Experiment

  • Millikan Oil Drop
    04:44
  • Electron Mass Calculation Example
    02:22

Rutherford Gold Foil Experiment

  • Nuclear Model
    01:40
  • Rutherford Experiment Example
    02:37
  • Rutherford Gold Foil Experiment
    04:22

Wavelength and Frequency

  • Electromagnetic Waves
    2:58
  • Frequency-Wavelength Relationship
    00:31
  • Wavelength and Frequency Example
    00:59

Speed of Light

  • Calculate Frequency Example
    01:48
  • Speed of Light Formula
    00:57

The Energy of Light

  • Photon Energy Formulas
    01:40
  • Photon Energy Example
    01:08
  • Moles and Photon Energy Example
    01:35

Electromagnetic Spectrum

  • Visible Light Spectrum
    01:24
  • Electromagnetic Radiation Example
    01:02
  • Electromagnetic Spectrum
    02:53

Photoelectric Effect

  • Expanded Photoelectric Effect
    01:18
  • Photoelectric Effect Formula
    01:32
  • Photoelectric Effect Example
    01:22

De Broglie Wavelength

  • De Broglie Wavelength Formula
    00:58
  • De Broglie Wavelength Example
    01:39

Heisenberg Uncertainty Principle

  • Heisenberg Uncertainty Principle
    01:09
  • Uncertainty Principle Formula
    02:05
  • Uncertainty Principle Formula Example
    04:06

Bohr Model

  • Bohr Model of the Atom
    02:43
  • Electronic Transitions
    03:29
  • Bohr Model Example
    01:21

Quantum Numbers: Principal Quantum Number

  • Principal Quantum Number
    02:55
  • Principal Quantum Number Example
    00:56

Quantum Numbers: Angular Momentum Quantum Number

  • Angular Momentum Quantum Number Example
    00:46
  • Angular Momentum Quantum Number and Orbital Shape
    01:41
  • Angular Momentum Quantum Number
    00:40

Quantum Numbers: Magnetic Quantum Number

  • Quantum Numbers and Orbitals Example
    00:31
  • Magnetic Quantum Number
    03:06
  • Magnetic Quantum Example
    00:59

Quantum Numbers: Spin Quantum Number

  • Spin Quantum Number
    01:18
  • Spin Quantum Numbers Example
    01:10