About: http://webisa.webdatacommons.org/452225511

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Nitrogen is commonly assumed to have the polar number -3 in such compounds as ammonia and the nitrides.
http://www.w3.org/ns/prov#wasQuotedFrom	itis.arezzo.it