Niobium (section Oxides, niobates and sulfides)
hence the former name "columbium". Its name comes from Greek mythology: Niobe, daughter of Tantalus, the namesake of tantalum. The name reflects the great...
84 KB (8,206 words) - 12:51, 22 June 2024
Tantalum (section Oxides, nitrides, carbides, sulfides)
sample, and he named them after the children of Tantalus: niobium (from Niobe, the goddess of tears), and pelopium (from Pelops). The supposed element...
53 KB (6,105 words) - 15:44, 26 June 2024
Group 5 element (redirect from Group V elements)
vanadium(II) oxide, vanadium(III) oxide, vanadium(IV) oxide and vanadium(V) oxide, niobium forms niobium(II) oxide, niobium(IV) oxide and niobium(V) oxide, but...
80 KB (8,537 words) - 02:13, 19 June 2024
Niobium is nearly always found together with tantalum, and was named after Niobe, the daughter of the mythical Greek king Tantalus for whom tantalum was...
28 KB (2,789 words) - 08:42, 27 March 2024
formerly found on the shores of the Black Sea, which is attributed to be zinc oxide. In numismatics, the term "orichalcum" is used to refer exclusively to a...
11 KB (1,133 words) - 13:35, 28 June 2024
named for the Roman goddess of the earth, Tellus Mater, niobium: named for Niobe, a character of Greek mythology, vanadium: named for Vanadis, another name...
12 KB (859 words) - 02:20, 3 January 2024
Supernova (section Types III, IV and V)
asymptotic giant branch (AGB) stars are the dominant source of dust from oxides, carbon and s-process elements. However, in the early universe, before AGB...
201 KB (21,892 words) - 01:14, 4 July 2024
Itkis, M. G.; Lobanov, Yu. V.; Mezentsev, A. N.; Moody, K. J.; Nelson, S. L.; Polyakov, A. N.; Porter, C. E.; Ramayya, A. V.; Riley, F. D.; Roberto, J...
74 KB (9,741 words) - 18:18, 7 July 2024
symbol as superscripts or subscripts a particular isotope, ionization, or oxidation state, or other atomic detail. A few isotopes have their own specific...
64 KB (2,126 words) - 12:26, 26 June 2024
appear as تحميض، ثمود، وثمود، وثمود (ithmid, athmoud, othmod or uthmod) LSJ, s.v., vocalisation, spelling, and declension vary; Endlich; Celsus, 6.6.6 ff;...
72 KB (1,758 words) - 22:26, 1 July 2024
source for niobium, and columbite. The name comes from Greek mythology: Niobe, daughter of Tantalus. Niobium has physical and chemical properties similar...
42 KB (4,989 words) - 03:33, 15 April 2024
2009-07-17. Oganessian, Yu. Ts.; Utyonkov, V. K.; Lobanov, Yu. V.; Abdullin, F. Sh.; Polyakov, A. N.; Shirokovsky, I. V.; Tsyganov, Yu. S.; Gulbekian, G. G.;...
131 KB (4,821 words) - 01:43, 29 June 2024