A screencast from Chapter 7 in CH 222 which looks at the effect of electronegativity on bond polarity.

A screencast from Chapter 7 in CH 222 which investigates the polarity of a molecule using the polarities of individual bonds.

This is the audio introduction to Chapter Guide Lesson Six (which covers Chapter Six in our textbook) for Chemistry 221.

This is the video introduction to Chapter Guide Lesson Six (which covers Chapter Six in our textbook) for Chemistry 221.

A screencast from Chapter 6 in CH 221 which introduces electromagnetic radiation (wavelength, frequency, node, etc.)

A screencast from Chapter 6 in CH 221 which examines the relationship between frequency and wavelength (namely the speed of light).

A screencast from Chapter 6 in CH 221 which examines Planck's equation relating the energy of a photon to the frequency.

A screencast from Chapter 6 in CH 221 which looks at Bohr's analysis of sharp line spectra and how it helped develop the modern theory of the atom.

A screencast from Chapter 6 in CH 221 that talks about Bohr's theory in greater detail, including its strengths and disadvantages.

A screencast from Chapter 6 in CH 221 which introduces three of the great minds of quantum chemistry and how their work affects the current model of the atom.