Crystallography
The International Union of Crystallography in its Crystallographic Information File dictionary defines "moiety" to represent discrete non-bonded components. Thus, Na2SO4 would contain 3 moieties (2 Na+ and one SO42-). The dictionary defines "chemical formula moiety": "Formula with each discrete bonded residue or ion shown as a separate moiety".
Read more about this topic: Functional Group
Main Site Subjects
Related Subjects
Related Phrases
Related Words