AllChemicals — The Online Chemical Glossary | https://allchemicals.info/chemical/234-bonding-pair
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Quick Reference
Also Known As
Shared electron pair, covalent bond electrons, binding pair
What is Bonding Pair?
A bonding pair (or shared pair) is a pair of electrons shared between two atoms to form a covalent bond. In Lewis dot structures, each line between atoms represents one bonding pair of electrons. The number of bonding pairs between atoms determines whether the bond is single, double, or triple.
Properties & Characteristics
A bonding pair (or shared pair) is a pair of electrons shared between two atoms in a covalent bond. The electron pair is attracted by both nuclei, holding them together. In Lewis structures, bonding pairs are shown as lines (each line = 2 electrons) between atoms. A single bond has one bonding pair, a double bond has two, and a triple bond has three. Bonding pairs are to be distinguished from lone pairs (non-bonding pairs).
Uses & Applications
The concept of bonding pairs is foundational to Lewis structure drawing, VSEPR theory, and understanding molecular geometry. Counting bonding pairs determines bond order and is used in predicting physical properties like polarity, melting point, and solubility.
Safety Information
No specific safety consideration. Understanding bonding pairs is essential for correctly assigning oxidation states, predicting reactive sites in molecules, and understanding the mechanism of bond-breaking in hazardous reactions (homolysis vs. heterolysis).
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
SynonymsShared electron pair, covalent bond electrons, binding pair
Frequently Asked Questions
A bonding pair (or shared pair) is a pair of electrons shared between two atoms to form a covalent bond. In Lewis dot structures, each line between atoms represents one bonding pair of electrons. The number of bonding pairs between atoms determines whether the bond is single, double, or triple.
The concept of bonding pairs is foundational to Lewis structure drawing, VSEPR theory, and understanding molecular geometry. Counting bonding pairs determines bond order and is used in predicting physical properties like polarity, melting point, and solubility.
No specific safety consideration. Understanding bonding pairs is essential for correctly assigning oxidation states, predicting reactive sites in molecules, and understanding the mechanism of bond-breaking in hazardous reactions (homolysis vs. heterolysis).
Editorial standards: Chemical data is sourced from peer-reviewed literature,
CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA,
and IAEA. For educational purposes only — always consult official SDS documentation and qualified
professionals before handling chemicals.
