English Actinium Cited by user Johnjbarton on 14 Apr 2024 Actinium is a chemical element; it has symbol Ac and atomic number 89. It was first isolated by Friedrich Oskar Giesel in 1902, who gave it the name emanium; the element…
English Protactinium tetraiodide Cited by user Lamro on 03 Apr 2024 Protactinium tetraiodide is a binary inorganic compound of protactinium metal and iodine with the chemical formula PaI4.
English Neptunium tetrabromide Cited by user Lamro on 02 Apr 2024 Neptunium tetrabromide is a binary inorganic compound of neptunium metal and bromine with the chemical formula NpBr4.
Afrikaans Uraniumtrisulfied Cited by user Jcwf on 07 Mar 2024 Uraantrisulfied of uraan(IV)sulfieddisulfied is 'n verbinding van uraan in sy +4 oksidasietoestand en swael.