Looks like no one added any tags here yet for you.
chemistry
the branch of science that deals with the study of the composition, structure, and properties of matter and the changes that matter undergoes
physical chemistry
deals with applying the theories of physics to the study of reactions and properties of matter
organic chemistry
deals with substances that are compound of carbon
inorganic chemistry
deals with substances that are chemical combinations of elements other than carbon
biochemistry
chemistry of living things
analytical chemistry
deals with identifying what substances are present in materials and how much of each substance is present