What's this?

Optical Rotatory Dispersion: Polarized Light and Sucrose Solution in a Tall Cylinder

White light is passed through a cylinder filled with sucrose solution and the variation of color with distance is shown.

What's This? ChemEd DL Collection?

Like many of us, chemists are curious about some of the things they see. However, a chemist is less likely to go off with a shrug. Chemists are likely to want to understand and explain the things they see. This collection of interesting images uses video in an attempt to give you a chemist's explanation of what is occurring.

What's This? Archive

Click an image below to learn about its chemistry.