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

Cathode ray tube experiment

?

34

Millikan's oil drop experiment

1.38

42

Rutherford's gold foil experiment

0.740

9

Rutherford Experiment ? 34
Rutherford Experiment

?

47

Rutherford's Experiment ? 8
Rutherford Experiment: Nuclear atom 1 42
Rutherford Experiment ? 16
Rutherford Atomic Model ? 12
Photoelectric effect

1.5

2

Photoelectric effect

0.014

3

Definition of Light

?

34

Properties of Light

0.080

3

Electromagnetic radiation

?

47

Electromagnetic radiation

?

12

Light diffraction

?

47

Electromagnetic Spectrum

0.025

3

Electromagnetic Spectrum

?

41

Electromagnetic Spectrum (sliding scale)

?

12

Waves, wavelength, frequency

?

10

The Bohr Model

0.044

3

The Bohr Atom

?

10

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
Electromagnetic spectrum of hydrogen ? 10
Spectra and Energy Levels Lecture

stream

2

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

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
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
Atoms, Electrons and Energy Levels Lecture

stream

2

The atom ? 26
Light: The Wave-Particle Duality Lecture

stream

2

deBroglie's atom 0.017 23
DeBroglie wavelength

?

47

DeBroglie wave vs. Bohr radius

?

10

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

Radial probability plots for hydrogen

?

10

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

stream

2

Quantum numbers

?

47

Atomic orbitals: size, shape and energy Lecture

stream

2

Hydrogen atom radial probability 0.076 22
1s orbital probability plot ? 14
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

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

Aufbau filling of electrons

?

14

Electron configuration

?

47

Electron Configurations

1.31

42

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
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: electron 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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