The main branches of chemistry are organic, inorganic, analytical, physical, and biochemistry.
Organic chemistry includes medicinal chemistry, organometallic chemistry, polymer chemistry, physical organic chemistry, and stereochemistry.
Inorganic chemistry includes bioinorganic, geochemistry, nuclear, organometallic, and solid-state chemistry.
Analytical chemistry includes forensic, environmental, bioanalytical chemistry.
Physical chemistry includes photochemistry, surface chemistry, chemical kinetics, quantum chemistry, and spectroscopy.