Curated Video
Symmetry and Optical Activity: Do Your Molecules Have It?
Symmetry and optical activity are intricately linked in organic molecules. A molecule is optically active if it can rotate the plane of polarized light. Optical activity arises from the molecule’s lack of symmetry—specifically, its...
Imagine Learning Classroom
Learn Zillion: Visualize Cross Sections of Pyramids
In this lesson, you will learn how to visualize the 2D cross-sections of pyramids by determining the number of faces intersected by a plane. [3:53]