bn:00028366n
Noun Concept
Categories: Articles with short description, Chemical bonding
EN
double bond  activated double bond  carbon-heteroatom double bond  double-bond  Double-bonded
EN
A covalent bond in which two pairs of electrons are shared between two atoms WordNet 3.0
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EN
A covalent bond in which two pairs of electrons are shared between two atoms WordNet 3.0 & Open English WordNet
In chemistry, a double bond is a covalent bond between two atoms involving four bonding electrons as opposed to two in a single bond. Wikipedia
Chemical bond involving four bonding electrons Wikidata
A covalent bond in which two electron pairs (instead of the usual one) are shared between two atoms; most common between carbon atoms and carbon, oxygen or nitrogen atoms, but several other forms are known. Wiktionary
Covalent bond in which two pairs of electrons are shared. Wiktionary (translation)
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