Assertion: compound's bond | /r/HasProperty | dative bonds
Facets:
value: from oxygen
type: OTHER
value: towards beryllium
type: TRANSITIVE-OBJECT
Source sentences:
text: (2sσ)2(2sσ*)2(2pπ)4 (as in the isoelectronic C 2 molecule), where both bonds can be considered as dative bonds from oxygen towards beryllium.