bonding pair

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bonding pair

chemistry

Learn about this topic in these articles:

covalent bonding

In chemical bonding: Lewis formulation of a covalent bond
…electron pair is called a bonding pair; the three other pairs of electrons on the chlorine atom are called lone pairs and play no direct role in holding the two atoms together.
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molecules with multiple bonds

In chemical bonding: Molecules with multiple bonds
All four pairs are bonding, so the ion is predicted to be a regular tetrahedron, which it indeed is. The same conclusion about the shape of the molecule would be drawn from another possible Lewis structure, in which each bond is single:
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