Physical chemistry is the branch of chemistry that deals with the study of the physical properties and behavior of matter, as well as the energy changes that occur during chemical reactions.

Chemiluminescence is the emission of light as a result of a chemical reaction.

Chemical nomenclature is the systematic naming of chemical compounds.

He was a chemic philosopher.

He was a renowned chemic in the 18th century.

He chemic the solution to create a new compound.

Chemical space refers to the vast number of possible chemical compounds and their properties.

Chemical reactions occur in the lithosphere.

Chemical abortion is a medical procedure used to terminate a pregnancy.

The chemical affinity between the two substances caused a strong reaction.