Chemistry is the branch of science that deals with the properties, composition, and structure of elements and compounds, how they can change, and the energy that is released or absorbed when they change 

Analytical chemistry studies and uses instruments and methods to transform chemical species into a measurable signal

BioChemistry is a blended branch of chemistry and biology that helps link small molecule to biological processes

Inorganic chemistry is concerned with the properties and behavior of inorganic compounds, which include metals, minerals, and organometallic compounds.

Organic chemistry is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding..  

Physical Chemistry is the study of how matter behaves on a molecular and atomic level and how chemical reactions occur.