Lawrencij

Lawrencij (Lr)

chemical element with the atomic number of 103
Atomski broj103
Relativna atomska masa262
Maseni broj251
Skupina
Perioda7
Blokf
proton103 p+
neutron148 n0
elektron103 e-
Animated Bohrov model atoma of Lr (Lawrencij)

Physical Property

Atomski Radijus
Molni volumen
Kovalentni Radijus
161 pm
Metallic Radius
Ionski radijus
107,4 pm
Crystal Radius
121,4 pm
Van der Waals radius
246 pm
gustoća
15,6 g/cm³

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
ionization energy of Lr (Lawrencij)
Toplina isparivanja
toplina taljenja
standard enthalpy of formation
elektron
Elektronska ljuska2, 8, 18, 32, 32, 8, 3
Bohrov model atoma: Lr (Lawrencij)
valence electron2
Lewis structure: Lr (Lawrencij)
electron configuration[Rn] 5f14 6d1 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d1 7s2
Enhanced Bohrov model atoma of Lr (Lawrencij)
Orbital Diagram of Lr (Lawrencij)
Oksidacijski broj3
Elektronegativnost
Electrophilicity Index
fundamental state of matter
agregatno stanjeČvrsto
gaseous state of matter
Vrelište
Talište
1.900,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja
Bezbojan
appearance
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
type
electrical conductivity
Električna otpornost i provodnost
Supravodljivost
Magnetizam
type
Magnetna susceptibilnost (Mass)
Magnetna susceptibilnost (Molar)
Magnetna susceptibilnost (Volume)
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna struktura ()
lattice constant
Lattice Angles
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
KategorijaAktinoidi, Transition metals
CAS Group
IUPAC Group
Glawe Number47
Mendeleev Number42
Pettifor Number34
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
320 ± 20 a₀
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek
Neutron Mass Absorption
Kvantni brojevi2P1/2
space group ()

Isotopes of Lawrencium

Stabilni izotopi0
Nestabilni izotopi16
Natural Isotopes0

251Lr

Maseni broj251
neutron number148
Relativna atomska masa
251,094289 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

252Lr

Maseni broj252
neutron number149
Relativna atomska masa
252,095048 ± 0,000198 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
369 ± 75 ms
spin7
nuclear quadrupole moment
vrijeme otkrića ili izuma2001
Parnost-

decay modeintensity
α (α emission)98%
SF (spontaneous fission)2%
β+ (β+ decay; β+ = ϵ + e+)

253Lr

Maseni broj253
neutron number150
Relativna atomska masa
253,09503385 ± 0,000176634 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
632 ± 46 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1985
Parnost-

decay modeintensity
α (α emission)90%
SF (spontaneous fission)1%
β+ (β+ decay; β+ = ϵ + e+)

254Lr

Maseni broj254
neutron number151
Relativna atomska masa
254,096238813 ± 0,000098026 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12 ± 0,9 s
spin4
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost+

decay modeintensity
α (α emission)71.7%
β+ (β+ decay; β+ = ϵ + e+)28.3%
SF (spontaneous fission)0.1%

255Lr

Maseni broj255
neutron number152
Relativna atomska masa
255,096562399 ± 0,000019 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
31,1 ± 1,1 s
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1971
Parnost-

decay modeintensity
α (α emission)99.7%
β+ (β+ decay; β+ = ϵ + e+)0.3%
SF (spontaneous fission)

256Lr

Maseni broj256
neutron number153
Relativna atomska masa
256,098494024 ± 0,000089 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
27,9 ± 1 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1965
Parnost-

decay modeintensity
α (α emission)85%
β+ (β+ decay; β+ = ϵ + e+)15%
SF (spontaneous fission)0.03%

257Lr

Maseni broj257
neutron number154
Relativna atomska masa
257,09948 ± 0,000047 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6 ± 0,4 s
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1971
Parnost-

decay modeintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)
SF (spontaneous fission)

258Lr

Maseni broj258
neutron number155
Relativna atomska masa
258,101753 ± 0,000109 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,92 ± 0,33 s
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma1971
Parnost

decay modeintensity
α (α emission)97.4%
β+ (β+ decay; β+ = ϵ + e+)2.6%

259Lr

Maseni broj259
neutron number156
Relativna atomska masa
259,1029 ± 0,000076 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,2 ± 0,3 s
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1971
Parnost-

decay modeintensity
α (α emission)78%
SF (spontaneous fission)22%
β+ (β+ decay; β+ = ϵ + e+)

260Lr

Maseni broj260
neutron number157
Relativna atomska masa
260,105504 ± 0,000134 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3 ± 0,5 m
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma1971
Parnost

decay modeintensity
α (α emission)80%
β+ (β+ decay; β+ = ϵ + e+)20%

261Lr

Maseni broj261
neutron number158
Relativna atomska masa
261,106879 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
39 ± 12 m
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1987
Parnost-

decay modeintensity
SF (spontaneous fission)100%
α (α emission)

262Lr

Maseni broj262
neutron number159
Relativna atomska masa
262,109615 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma1987
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
SF (spontaneous fission)10%
α (α emission)

263Lr

Maseni broj263
neutron number160
Relativna atomska masa
263,111293 ± 0,00024 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost-

decay modeintensity
α (α emission)

264Lr

Maseni broj264
neutron number161
Relativna atomska masa
264,114198 ± 0,000468 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost

decay modeintensity
α (α emission)
SF (spontaneous fission)

265Lr

Maseni broj265
neutron number162
Relativna atomska masa
265,116193 ± 0,000587 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost-

decay modeintensity
α (α emission)
SF (spontaneous fission)

266Lr

Maseni broj266
neutron number163
Relativna atomska masa
266,119874 ± 0,000579 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22 ± 14 h
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma2014
Parnost

decay modeintensity
SF (spontaneous fission)100%
Electron shell 103 Lawrencium

povijest

otkrio/izumioA.Ghiorso, T.Sikkeland, A.E.Larsh, R.M.Latimer
location of discoveryUnited States
vrijeme otkrića ili izuma1961
EtimologijaNamed in honor of Ernest O. Lawrence, inventor of the cyclotron.
pronunciationlor-ENS-i-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
natural abundance (ocean)
natural abundance (tijelo)
0 %
natural abundance (meteoroid)
0 %
natural abundance (Sunce)
0 %
Zastupljenost u svemiru
0 %

Nuclear Screening Constants