KnowraHydrogenLinked fromLinked fromThe 59 pages that link to Hydrogen, each with the reason it gives.All 59Broader topic 8Related 39Narrower topic 9Compared with 3ProtonBroader topic: A hydrogen-1 nucleus is a single proton.Ionization energyBroader topic: Its single-electron atom provides the simplest ionization-energy case.Henry CavendishBroader topic: Cavendish generated and characterized the gas he called inflammable air, now identified as hydrogen.Diatomic moleculeBroader topic: Hydrogen gas is the smallest and most abundant stable homonuclear diatomic molecule.NonmetalBroader topic: Hydrogen is placed above group 1 but behaves as a nonmetal rather than an alkali metal.Metallization pressureBroader topic: Its predicted transition to metallic states at extreme pressure remains a major experimental challenge.Period 1 elementBroader topic: Hydrogen starts Period 1 and occupies the table’s first position.Sophie BlanchardBroader topic: Its lifting power enabled her flights, while its flammability made fire especially dangerous.