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Meaning of lone pair | Babel Free

Noun CEFR B2

Definitions

A pair of electrons in the valence shell of an atom that does not participate in bonding.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Lone Pine Lone Ranger lone rangering Lone Scout Lone Star State lone star tick