Did {Hydrogen} {different from} {dihydrogen}?
What is the difference between hydrogen and dihydrogen?
Is Hydrogen different from dihydrogen?
ASK WHERE { resource:hydrogen property:different_from resource:dihydrogen }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q556> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1889> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3027893>. } 
ASK WHERE { wd:Q556 wdt:P1889 wd:Q3027893 }