phosphorus(+1) dihydride cation;phosphanium;phosphonium;16427-80-8;13769-19-2;12339-26-3;phosphonium;CHEBI:33467;CHEBI:30282;PH4(+);[PH4](+);phosphanium;phosphorus cation;tetrahydridophosphorus(1+);CHEBI:29937;PH2(+);PH2+;[PH2](+);dihydridophosphorus(1+);phosphanylium;phosphorus(I) cation;PH5;lambda(5)-phosphane;phosphorane;phosphorus(1+) ion;phosphorus(1+);CHEBI:30285
phosphorus(+1) dihydride cation;phosphanium