bond number

https://doi.org/10.1351/goldbook.B00705
The number of electron-pair @B00697@ between two nuclei in any given @L03513@. For example, in ethene the bond number between the carbon atoms is two, and between the carbon and hydrogen atoms it is one.
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1090 [Terms] [Paper]
Citation: 'bond number' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.B00705 RIS BibTex EndNote
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Last revised: February 24, 2014