Scandium
| Latin name | Scandium |
| English name | Scandium |
| chemical symbol | Sc |
| atomic number | 21 |
| relative atomic mass | 44,95591 |
| period | 4 |
| group | III.B |
| classification | transition metals |
| discovery year | 1879 |
| discoverer | L. F. Nilson |
| melting point [°C] | 1541 |
| boiling point [°C] | 2836 |
| density [g cm-3] | 3,0 |
| density at melting point [g cm-3] | 2,8 |
| electronegativity [Pauling] | 1,36 |
| standard electrode potential [V] | −2,03 |
| oxidation states | I, III |
| electron configuration | [Ar]3d1 4s2 |
| specific heat [J g-1K-1] | 0,6 |
| heat of fusion [kJ mol-1] | 14,1 |
| thermal conductivity [W m-1 K-1] | 15,8 |
| el. conductivity [S m-1] | 1,8.106 |
| 1. ionizing potential [eV] | 6,5614 |
| 2. ionizing potential [eV] | 12,8 |
| 3. ionizing potential [eV] | 24,76 |
| Mohs hardness | 2,5 |
| Brinell hardness [MPa] | 750 |
| shear modulus [GPa] | 29 |
| Young's modulus [GPa] | 74 |
| point of superconductivity [K] | 0,05 |
| state at normal conditions | solid |
Resources
- BARTHELMY, David. Mineral Species containing Scandium. In: Mineralogy database [online]. 2010 [cit. 2012-06-20]. Available from: http://webmineral.com/chem/Chem-Sc.shtml
- BÁNYAIOVÁ, Eva. Chemické indikátory. 1. vyd. Bratislava: Slovenské vyd. tech. lit., 1968.
- BROŽEK, V; DUŠEK, B; NOVÁK, M. České skandium po 55 letech. In: Bulletin Asociace českých chemických společností [online]. 2011 [cit. 2012-06-25]. Available from: http://chemicke-listy.cz/.../bulletin422.pdf#page=3
- GAMBOGI, Joseph. Scandium. In: U.S. GEOLOGICAL SURVEY. Mineral Commodity Summaries [online]. 2013 [cit. 2013-02-25]. Available from: http://minerals.usgs.gov/.../mcs-2013-scand.pdf
- HUSTED, Robert; et al. Scandium. In: LOS ALAMOS NATIONAL SECURITY. Los Alamos National Lab [online]. 2011 [cit. 2012-06-26]. Available from: http://periodic.lanl.gov/21.shtml
- MELLOR, Joseph. Comprehensive Treatise on Inorganic and Theoretical Chemistry. Vol. 5. Londýn: Longmans, Green & Co., 1924.
- OČENÁŠEK, Vladivoj. Slitiny hliníku legované skandiem. Košice: Transactions of the Universities of Košice, 1999.
- PRZECZEK, Jan. Nové slitiny hliníku v konstrukci letadel. Brno: Bakalářská práce, Vysoké učení technické v Brně, Fakulta strojního inženýrství, 2008. Vedoucí bakalářské práce doc. Ing. Josef Klement, CSc.
- REMY, Heinrich. Anorganická chemie - II. díl. 2. české vydání, dotisk. Praha: SNTL 1972, s. 65-75
- SÝKORA, Václav. Chemickoanalytické tabulky. Praha: SNTL, 1976.
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