Open an introductory chemistry textbook. What is a covalent bond? A covalent bond occurs when atoms share electrons in a molecule. What is a hydrogen bond? A hydrogen bond is an electrostatic ...

Chemistry students the world over are familiar with covalent bonds and hydrogen bonds. Now a study has revealed a strange variety of bond that acts like a hybrid of the two. Its properties raise ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

The drug ibrutinib makes a covalent bond to Bruton's tyrosine kinase, an important cancer target. Credit: RCSB PDB/Yang H. Ku Enticing atoms to share their electrons—to make a covalent bond, in other ...

A group of researchers at the University of Tokyo have spent years testing the limits of chemical bonds. And now, after years of work, they've finally explored an idea originally proposed in 1931: a ...