Steve Marsden’s

The structure behind chemical behavior: atomic theory and periodicity


Subject Format File size (Mb) Source
Atomic Theory Postulates

?

34

Cathode ray tube demo

1.22

6

Cathode ray tube

series

7

Canal ray tube

?

44

Cathode ray tube experiment

?

34

Interactive simulation of Thomson's e/m experiment

0.037

10

Millikan's oil drop experiment

1.38

42

Millikan's oil drop experiment

?

44

Rutherford's gold foil experiment

0.740

9

Rutherford scattering experiment 0.005 14
Rutherford Experiment ? 34
Rutherford Experiment

?

47

Rutherford's Model ? 46
Rutherford's Experiment ? 8
Rutherford Experiment: Nuclear atom 1 42
Rutherford Experiment ? 16
Photoelectric effect

1.5

2

Photoelectric effect

0.014

3

Definition of Light

?

34

Properties of Light

0.080

3

Electromagnetic radiation

?

47

Light diffraction

?

47

Electromagnetic Spectrum

0.025

3

Electromagnetic Spectrum

?

41

Propagation of electromagnetic waves 0.007 14
The Bohr Model

0.044

3

Bohr/Quantum Atom

?

34

Bohr model of the atom

?

47

Bohr atom 0.008 23
Bohr Model

?

34

Bohr's Theory of the hydrogen atom

0.008

19

Bohr Model

?

21

Energy levels in the Bohr atom 0.020 23
Electrons in a box ? 39
Spectra and Energy Levels Lecture

stream

2

Electron energy levels ? 46
Gas discharge tube spectra (H, He, Hg)

0.014

13

Line Spectra ? 8
Gas discharge tube spectra and energy transitions 0.070 17
Emission of light from gases stream 18
Hydrogen Light

?

34

Absorption and emission of radiation by atoms 0.007 14
Light emission and absorption

?

47

Spectral colors--transmission, absorbance and color ? 39
Atomic spectra 0.008 23
Atomic spectra 0.008 39
Element absorption and emission spectra 0.020 24
Spectral signatures 0.003 23
Single filter emission/absorption

0.010

11

Photoelectric effect 1.55 42
Mechanism of sodium flame test 0.015 14
Flame colors demo

0.080/0.4 ea.

1

Flame colors of metal salts 1.5 27
Flame tests of ions ? 28
Flame tests of ions MPEG 1.2 38
Flame tests for ions stream 18
Flame tests for metals 1.68 42
Flame tests for alkali metals stream 15
Flame tests for alkaline earth metals stream 15
Atoms, Electrons and Energy Levels Lecture

stream

2

Electron transitions ? 46
The atom ? 26
Light: The Wave-Particle Duality Lecture

stream

2

The Bohr model (really more deBroglie) 0.005 14
deBroglie's atom 0.017 23
DeBroglie wavelength

?

47

Introduction to Quantum Mechanics

series

4

Uncertainty Principle

0.008

3

Uncertainty Principle

series

7

Bohr vs. Quantum mechanical model

0.044

3

Schrödinger's model

0.486

3

Schrödinger's atom 0.007 23
Electrons, Quantum Numbers and Orbitals Lecture

stream

2

Quantum numbers

?

47

Quantum numbers

?

41

Atomic orbitals: size, shape and energy Lecture

stream

2

Hydrogen atom radial probability 0.076 22
Visualizing atomic orbitals

-

5

Complete table of 3-D atomic orbital density plots

-

5

Superimposed 2p atomic orbital density plots

-

40

3-D orbital visualizations ? 30
The Orbitron--orbital images and more! ? 37
Atomic orbitals

-

32

Hydrogenic atom viewer (downloadable)

-

45

Orbital shapes

?

41

Atomic orbital movies approx. 0.20 ea. 29
Radial electron distributions (s) 1.2 42
Orbitals for n=2 ? 26
Orbitals for n=3 ? 26
f-orbital ? 26
2s to 1s transition 1.78 20
2p to 1s transition 1.87 20
Electron orbits 0.007 23
Periodic table of electron configurations ? 33
Electron Configuration

?

34

Electron configuration

?

47

Electron Configurations

1.31

42

Electron Configuration

?

41

Electron Configurations

0.023

3

Complete Electron Configurations tutorial

?

31

Abbreviated Electron Configurations tutorial

?

31

Electron Configurations

?

35

Electron configuration and periodic properties Lecture

stream

2

Electron configurations and the periodic table 0.100 23
Periodic table

?

47

Lecture Periodic Tables

?

34

Periodic Table Applet--investigating properties ? 39
Periodicity: atomic and ionic radii ? 36
Periodic trends: atomic radii 1.2 42
Periodic table and electron configurations 0.480 25
Atomic Radii ? 8
Ionic radii trends

0.061

3

Periodic properties: metallic character

0.47

42

Periodic properties: oxidation states

1.61

42

Phase transition temperatures of elements

?

43

Ionization energies

0.074

3

Shielding Effects

0.039

3

Ionization energy

2.45

42

Periodic trends: ionization energies

1.43

42

Electron affinity

0.41

42

Periodic trends: electrono affinity

4.03

42

Effective nuclear charge

0.86

42

Periodic trends: acid-base behavior of oxides

0.89

42

Amphoteric behavior of Al stream 18
Physical properties of halogens 42

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