Lewis structures, also called electron-dot structures or electron-dot diagrams, are diagrams that show the bonding between atoms of a molecule, and the lone pairs of electrons that may exist in the ...

In 1923, the year C&EN was born, Gilbert N. Lewis of the University of California, Berkeley, published a book titled “Valence and the Structure of Atoms and Molecules.” In the text, Lewis laid out the ...

If you think back hard enough to your very first chemistry class, maybe you’ll remember drawing out Lewis electron dot structures when you were first learning about chemical bonds. Nowadays, students ...

The concept of the chemical bond has been around since the days when chemistry still was considered magic, and it continued to be a point of interest in the 17th century when chemistry was evolving ...