Template:Infobox meitnerium

Meitnerium, ₁₀₉Mt
General properties
Pronunciation	Template:Infobox element/pronunciation
Standard atomic weight (Ar, standard)	Template:Infobox element/standard atomic weight
Mass number	Template:Infobox element/symbol-to-most-stable-isotope (most stable isotope) (unconfirmed: 282)
Meitnerium in the periodic table
	Template:Infobox element/periodic table
Atomic number (Z)	109
Group	Template:Infobox element/group
Period	period 7
Block	d-block
Element category	Template:Infobox element/category format, but probably a transition metal
Electron configuration	[Rn] 5f14 6d7 7s2 (calculated)
Electrons per shell	2, 8, 18, 32, 32, 15, 2 (predicted)
Physical properties
Phase at STP	solid (predicted)
Density (near r.t.)	37.4 g/cm3 (predicted)
Atomic properties
Oxidation states	Template:Infobox element/symbol-to-oxidation-state
[[Ionization energy\|Template:Engvar energies]]	1st: 800 kJ/mol ; 2nd: 1820 kJ/mol ; 3rd: 2900 kJ/mol ; (more) (all estimated);
Atomic radius	empirical: 128 pm (predicted)
Covalent radius	129 pm (estimated)
	Template:Infobox element/spectral lines
Other properties
Crystal structure	Template:Infobox element/crystal structure Template:Infobox element/crystal structure; (predicted)
Magnetic ordering	paramagnetic (predicted)
CAS Number	54038-01-6
History
Naming	after Lise Meitner
Discovery	Gesellschaft für Schwerionenforschung (1982)
Main isotopes of meitnerium
	Template:Infobox element/isotopes table
	view; talk; edit; \| references

Template:Infobox element/element navigation Template:Template reference list Expression error: Unrecognized word "template".

↑ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean (eds.). The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1.
↑ ^2.0 ^2.1 ^2.2 Östlin, A.; Vitos, L. (2011). "First-principles calculation of the structural stability of 6d transition metals". Physical Review B. 84 (11). Bibcode:2011PhRvB..84k3104O. doi:10.1103/PhysRevB.84.113104.
↑ Thierfelder, C.; Schwerdtfeger, P.; Heßberger, F. P.; Hofmann, S. (2008). "Dirac-Hartree-Fock studies of X-ray transitions in meitnerium". The European Physical Journal A. 36 (2): 227. Bibcode:2008EPJA...36..227T. doi:10.1140/epja/i2008-10584-7.
↑ ^4.0 ^4.1 Fricke, Burkhard (1975). "Superheavy elements: a prediction of their chemical and physical properties". Recent Impact of Physics on Inorganic Chemistry. 21: 89–144. doi:10.1007/BFb0116498. Retrieved 4 October 2013.
↑ Chemical Data. Meitnerium - Mt, Royal Chemical Society
↑ Saito, Shiro L. (2009). "Hartree–Fock–Roothaan energies and expectation values for the neutral atoms He to Uuo: The B-spline expansion method". Atomic Data and Nuclear Data Tables. 95 (6): 836. Bibcode:2009ADNDT..95..836S. doi:10.1016/j.adt.2009.06.001.
↑ Ionova, G. V.; Ionova, I. S.; Mikhalko, V. K.; Gerasimova, G. A.; Kostrubov, Yu. N.; Suraeva, N. I. (2004). "Halides of Tetravalent Transactinides (Rf, Db, Sg, Bh, Hs, Mt, 110th Element): Physicochemical Properties". Russian Journal of Coordination Chemistry. 30 (5): 352. doi:10.1023/B:RUCO.0000026006.39497.82.
↑ Himmel, Daniel; Knapp, Carsten; Patzschke, Michael; Riedel, Sebastian (2010). "How Far Can We Go? Quantum-Chemical Investigations of Oxidation State +IX". ChemPhysChem. 11 (4): 865–9. doi:10.1002/cphc.200900910. PMID 20127784.

[Haire-1] 1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean (eds.). The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1.

[bcc-2] 2.0 ^2.1 ^2.2 Östlin, A.; Vitos, L. (2011). "First-principles calculation of the structural stability of 6d transition metals". Physical Review B. 84 (11). Bibcode:2011PhRvB..84k3104O. doi:10.1103/PhysRevB.84.113104.

[3] Thierfelder, C.; Schwerdtfeger, P.; Heßberger, F. P.; Hofmann, S. (2008). "Dirac-Hartree-Fock studies of X-ray transitions in meitnerium". The European Physical Journal A. 36 (2): 227. Bibcode:2008EPJA...36..227T. doi:10.1140/epja/i2008-10584-7.

[BFricke-4] 4.0 ^4.1 Fricke, Burkhard (1975). "Superheavy elements: a prediction of their chemical and physical properties". Recent Impact of Physics on Inorganic Chemistry. 21: 89–144. doi:10.1007/BFb0116498. Retrieved 4 October 2013.

[rsc-5] Chemical Data. Meitnerium - Mt, Royal Chemical Society

[paramagnetic-6] Saito, Shiro L. (2009). "Hartree–Fock–Roothaan energies and expectation values for the neutral atoms He to Uuo: The B-spline expansion method". Atomic Data and Nuclear Data Tables. 95 (6): 836. Bibcode:2009ADNDT..95..836S. doi:10.1016/j.adt.2009.06.001.

[MtX4-7] Ionova, G. V.; Ionova, I. S.; Mikhalko, V. K.; Gerasimova, G. A.; Kostrubov, Yu. N.; Suraeva, N. I. (2004). "Halides of Tetravalent Transactinides (Rf, Db, Sg, Bh, Hs, Mt, 110th Element): Physicochemical Properties". Russian Journal of Coordination Chemistry. 30 (5): 352. doi:10.1023/B:RUCO.0000026006.39497.82.

[Mt(IX)-8] Himmel, Daniel; Knapp, Carsten; Patzschke, Michael; Riedel, Sebastian (2010). "How Far Can We Go? Quantum-Chemical Investigations of Oxidation State +IX". ChemPhysChem. 11 (4): 865–9. doi:10.1002/cphc.200900910. PMID 20127784.

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General properties
Pronunciation	Template:Infobox element/pronunciation
Standard atomic weight (A_r, standard)	Template:Infobox element/standard atomic weight
Mass number	Template:Infobox element/symbol-to-most-stable-isotope (most stable isotope) (unconfirmed: 282)
Meitnerium in the periodic table
Template:Infobox element/periodic table
Atomic number (Z)	109
Group	Template:Infobox element/group
Period	period 7
Block	d-block
Element category	Template:Infobox element/category format, but probably a transition metal^[1]^[2]
Electron configuration	[Rn] 5f¹⁴ 6d⁷ 7s² (calculated)^[1]^[3]
Electrons per shell	2, 8, 18, 32, 32, 15, 2 (predicted)
Physical properties
Phase at STP	solid (predicted)^[2]
Density (near r.t.)	37.4 g/cm³ (predicted)^[1]
Atomic properties
Oxidation states	Template:Infobox element/symbol-to-oxidation-state
[[Ionization energy\|Template:Engvar energies]]	1st: 800 kJ/mol 2nd: 1820 kJ/mol 3rd: 2900 kJ/mol (more) (all estimated)^[1]
Atomic radius	empirical: 128 pm (predicted)^[1]^[4]
Covalent radius	129 pm (estimated)^[5]
Template:Infobox element/spectral lines
Other properties
Crystal structure	Template:Infobox element/crystal structure Template:Infobox element/crystal structure (predicted)^[2]
Magnetic ordering	paramagnetic (predicted)^[6]
CAS Number	54038-01-6
History
Naming	after Lise Meitner
Discovery	Gesellschaft für Schwerionenforschung (1982)
Main isotopes of meitnerium
Template:Infobox element/isotopes table
view talk edit \| references