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'''Chemistry''' (The origin of the word is from the Greek word ''chemeia'') is the study of [[Chemical structure|structure]] (inter-atomic [[Chemical bond|bonding]] in molecules), composition, and properties of matter, as well as [[Chemical reaction|reactions]] of [[chemical element]]s and [[Chemical compound|compounds]]. Along with [[physics]], chemistry is one of the [[physical science]]s. Chemistry is the modern counterpart to [[alchemy]]. Chemistry can be divided into several branches.   

'''Chemistry''' (The origin of the word is from the Greek word ''chemeia'') is the study of Chemical structure (inter-atomic [[Chemical bond|bonding]] in molecules), composition, and properties of matter, as well as [[Chemical reaction|reactions]] of [[chemical element]]s and [[Chemical compound|compounds]]. Along with [[physics]], chemistry is one of the [[physical science]]s. Chemistry is the modern counterpart to [[alchemy]]. Chemistry can be divided into several branches.