Meitnerium (Mt)

grundstof med atomnummer 109

Atomnummer	109
Atommasse	276
mass number	265

Gruppe	9
Periode	7
Blok	d

proton	109 p⁺
neutron	156 n⁰
elektron	109 e^-

Animated Bohrs atommodel of Mt (Meitnerium)

Fysisk Egenskab

Atomradius
molar volume
Kovalent Radius	129 pm 125 pm 113 pm
Metallic Radius
Ionisk radius
Crystal Radius
Van der Waals-radius
massefylde	37,4 g/cm³

Kemisk Egenskab

energi

proton affinity
electron affinity
ioniseringsenergi	50 eV/particle 94 eV/particle 109 eV/particle 187 eV/particle 202 eV/particle 235,9 eV/particle 257 eV/particle 289 eV/particle 318 eV/particle 346 eV/particle 386 eV/particle 406 eV/particle 445 eV/particle 1.035 eV/particle 1.072 eV/particle 1.112 eV/particle 1.154 eV/particle 1.195 eV/particle 1.234 eV/particle 1.311 eV/particle 1.352 eV/particle 1.397 eV/particle 1.439 eV/particle 4.464 eV/particle 4.551 eV/particle 4.640 eV/particle 4.740 eV/particle 4.830 eV/particle 4.920 eV/particle 5.160 eV/particle 5.250 eV/particle 5.360 eV/particle 5.450 eV/particle 5.840 eV/particle 5.930 eV/particle 6.030 eV/particle 6.130 eV/particle 7.040 eV/particle 7.150 eV/particle 7.440 eV/particle 7.550 eV/particle 11.460 eV/particle 11.660 eV/particle 11.870 eV/particle 12.100 eV/particle 12.320 eV/particle 12.530 eV/particle 13.200 eV/particle 13.400 eV/particle 13.700 eV/particle 13.900 eV/particle 14.500 eV/particle 14.700 eV/particle 14.900 eV/particle 15.100 eV/particle 17.900 eV/particle 18.200 eV/particle 18.700 eV/particle 18.900 eV/particle 36.700 eV/particle 37.200 eV/particle 37.800 eV/particle 38.300 eV/particle 48.500 eV/particle 49.400 eV/particle 50.300 eV/particle 199.606 eV/particle

Fordampningsvarme
smeltevarme
standard enthalpy of formation
elektron

Elektronskal	2, 8, 18, 32, 32, 15, 2

Valenselektron	2 ⓘ

electron configuration	[Rn] 5f¹⁴ 6d⁷ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d⁷ 7s²

Oxidationstrin
Elektronegativitet
Electrophilicity Index
fundamental state of matter

stoffase	Fast stof
gaseous state of matter
Kogepunkt
Smeltepunkt
critical pressure
critical temperature
trippelpunkt
appearance
farve	Colorless #eb0026
appearance
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion
molar heat capacity
Varmefylde
Adiabateksponenten
electrical properties
type
specifik ledningsevne
Elektrisk resistivitet
superledning
Magnetisme
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curietemperaturen
Néel temperature
struktur
Krystalstruktur	()
lattice constant
Lattice Angles
mechanical property
hårdhed
Kompressibilitetsmodul
Forskydningsmodul
E-modul
Poissons forhold
speed of sound
klassificering
Kategori	Overgangsmetaller, Transition metals
CAS Group	VIIIA
IUPAC Group	VIII
Glawe Number
Mendeleev Number	66
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

øvrige

Gas Basicity
polarizability	34 ± 3 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number	4F9/2
rumgruppe	()

Isotopes of Meitnerium

Stable Isotopes	0
Unstable Isotopes	18
Natural Isotopes	0

²⁶⁵Mt

mass number	265
neutron number	156
Relative Atomic Mass	265,135937 ± 0,000471 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)

²⁶⁶Mt

mass number	266
neutron number	157
Relative Atomic Mass	266,137062253 ± 0,000103568 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	2 ± 0,5 ms
spin
nuclear quadrupole moment
opdagelsesdato	1982
Paritet

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)

²⁶⁷Mt

mass number	267
neutron number	158
Relative Atomic Mass	267,137189 ± 0,00054 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)

²⁶⁸Mt

mass number	268
neutron number	159
Relative Atomic Mass	268,138649 ± 0,00025 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	23 ± 7 ms
spin
nuclear quadrupole moment
opdagelsesdato	1995
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁶⁹Mt

mass number	269
neutron number	160
Relative Atomic Mass	269,138809 ± 0,000335 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)

²⁷⁰Mt

mass number	270
neutron number	161
Relative Atomic Mass	270,140322 ± 0,000205 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	800 ± 400 ms
spin
nuclear quadrupole moment
opdagelsesdato	2004
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷¹Mt

mass number	271
neutron number	162
Relative Atomic Mass	271,140741 ± 0,000354 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)

²⁷²Mt

mass number	272
neutron number	163
Relative Atomic Mass	272,143298 ± 0,000521 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁷³Mt

mass number	273
neutron number	164
Relative Atomic Mass	273,144695 ± 0,000455 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁷⁴Mt

mass number	274
neutron number	165
Relative Atomic Mass	274,147343 ± 0,000404 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	850 ± 540 ms
spin
nuclear quadrupole moment
opdagelsesdato	2007
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷⁵Mt

mass number	275
neutron number	166
Relative Atomic Mass	275,148972 ± 0,000416 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	31 ± 17 ms
spin
nuclear quadrupole moment
opdagelsesdato	2004
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷⁶Mt

mass number	276
neutron number	167
Relative Atomic Mass	276,151705 ± 0,000571 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	700 ± 80 ms
spin
nuclear quadrupole moment
opdagelsesdato	2004
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷⁷Mt

mass number	277
neutron number	168
Relative Atomic Mass	277,153525 ± 0,000711 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9 ± 6 s
spin
nuclear quadrupole moment
opdagelsesdato	2013
Paritet

decay mode	Intensitet
SF (spontaneous fission)	100%
α (α emission)

²⁷⁸Mt

mass number	278
neutron number	169
Relative Atomic Mass	278,156487 ± 0,000621 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	6 ± 3 s
spin
nuclear quadrupole moment
opdagelsesdato	2010
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷⁹Mt

mass number	279
neutron number	170
Relative Atomic Mass	279,158439 ± 0,00072 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁸⁰Mt

mass number	280
neutron number	171
Relative Atomic Mass	280,161579 ± 0,000644 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁸¹Mt

mass number	281
neutron number	172
Relative Atomic Mass	281,163608 ± 0,000644 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁸²Mt

mass number	282
neutron number	173
Relative Atomic Mass	282,166888 ± 0,00048 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato	2016
Paritet

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)

historie

opdager eller opfinder	Heavy Ion Research Laboratory (HIRL)
fundsted	Germany
opdagelsesdato	1982
etymologi	Named in honor of Lise Mietner
udtale	MITE-ner-i-um (engelsk)

source

Forekomst
Abundance in Earth's crust
natural abundance (verdenshave)
natural abundance (menneskelige krop)	0 %
natural abundance (Meteoroid)	0 %
natural abundance (Solen)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Meitnerium on ChemicalAid

Australian Educational Vocabulary ID	scot/3542
CAS-nummer	54038-01-6
Den Store Danske-ID	meitnerium
Elhuyar ZTH ID	064406
Encyclopædia Britannica Online-ID	science/meitnerium
Freebase-ID	/m/025s2kx
French Vikidia ID	Meitnérium
GND-identifikator	4518308-9
KBpedia ID	Meitnerium
OmegaWiki-betydningsdefinition	333247
Store katalanske encyklopædi-ID	0276180
Store norske leksikon-ID	meitnerium
Store russiske encyklopædi Online-ID	2201395
USGS Thesaurus ID	1501

Meitnerium (Mt)

Fysisk Egenskab

Kemisk Egenskab

øvrige

Isotopes of Meitnerium

265Mt

266Mt

267Mt

268Mt

269Mt

270Mt

271Mt

272Mt

273Mt

274Mt

275Mt

276Mt

277Mt

278Mt

279Mt

280Mt

281Mt

282Mt

historie

source

Nuclear Screening Constants

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²⁶⁸Mt

²⁶⁹Mt

²⁷⁰Mt

²⁷¹Mt

²⁷²Mt

²⁷³Mt

²⁷⁴Mt

²⁷⁵Mt

²⁷⁶Mt

²⁷⁷Mt

²⁷⁸Mt

²⁷⁹Mt

²⁸⁰Mt

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²⁸²Mt