<http://webisa.webdatacommons.org/414232480>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/359012472>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/414232480> .
<http://webisa.webdatacommons.org/414232480>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<playbabble.com> .
<http://webisa.webdatacommons.org/414232480>	<http://www.w3.org/ns/prov#value>	"I think because the bond can not just go one way, 2 electrons or other things need to be involved. so is covalent, valent is a half that cannot exist" .