Kiuris

Kiuris (Cm)

chemical element with the atomic number of 96
Atomic Number96
Atomic Weight247
mass number231
Group
Period7
Blockf
protonas96 p+
neutronas135 n0
elektronas96 e-
Animated Boro teorija of Cm (Kiuris)

Fizikinė Ypatybė

Atomo Spindulys
molinis tūris
Kovalentinis spindulys
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
tankis

Chemical Property

energija
proton affinity
electron affinity
ionization energy
ionization energy of Cm (Kiuris)
Garavimo šiluma
lydymosi šiluma
standard enthalpy of formation
elektronas
electron shell2, 8, 18, 32, 25, 9, 2
Boro teorija: Cm (Kiuris)
Valentinis elektronas2
Lewis structure: Cm (Kiuris)
elektronų konfigūracija[Rn] 5f7 6d1 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f7 6d1 7s2
Enhanced Boro teorija of Cm (Kiuris)
Orbital Diagram of Cm (Kiuris)
oksidacijos laipsnis3, 4, 5, 6
Elektroneigiamumas
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
spalva
Silver
appearancesilvery metallic, glows purple in the dark
lūžio rodiklis
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
Elektrinis laidumas
electrical resistivity
Superlaidumas
Magnetizmas
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature
Néel temperature
struktūra
Crystal StructureSimple Hexagonal ()
Gardelės konstanta
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
kietis
bulk modulus
shear modulus
Jungo modulis
Puasono santykis
garso greitis
classification
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number40
Mendeleev Number28
Pettifor Number41
Geochemical Class
Goldšmito klasifikacijasynthetic

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
60
Neutron Mass Absorption
quantum number9D2
space group194 (P63/mmc)

Isotopes of Curium

Stable Isotopes0
Unstable Isotopes22
Natural Isotopes0

231Cm

mass number231
neutron number135
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys3/2
nuclear quadrupole moment
atradimo data
parity+

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

232Cm

mass number232
neutron number136
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys0
nuclear quadrupole moment
0
atradimo data
parity+

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

233Cm

mass number233
neutron number137
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
27 ± 10 s
Sukinys3/2
nuclear quadrupole moment
atradimo data2001
parity+

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

234Cm

mass number234
neutron number138
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
52 ± 9 s
Sukinys0
nuclear quadrupole moment
0
atradimo data2001
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)71%
α (α emission)27%
SF (spontaneous fission)2%

235Cm

mass number235
neutron number139
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
7 ± 3 m
Sukinys5/2
nuclear quadrupole moment
atradimo data1981
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)4%

236Cm

mass number236
neutron number140
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
6,8 ± 0,8 m
Sukinys0
nuclear quadrupole moment
0
atradimo data2010
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)82%
α (α emission)18%
SF (spontaneous fission)

237Cm

mass number237
neutron number141
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys5/2
nuclear quadrupole moment
atradimo data2002
parity+

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

238Cm

mass number238
neutron number142
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
2,2 ± 0,4 h
Sukinys0
nuclear quadrupole moment
0
atradimo data1994
parity+

decay modeIntensyvumas
ϵ (electron capture)
α (α emission)3.84%
SF (spontaneous fission)0.048%

239Cm

mass number239
neutron number143
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
2,5 ± 0,4 h
Sukinys7/2
nuclear quadrupole moment
atradimo data1952
parity-

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)6.2%

240Cm

mass number240
neutron number144
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
30,4 ± 3,7 d
Sukinys0
nuclear quadrupole moment
0
atradimo data1949
parity+

decay modeIntensyvumas
α (α emission)100%
ϵ (electron capture)
SF (spontaneous fission)3.9%

241Cm

mass number241
neutron number145
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
32,8 ± 0,2 d
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1952
parity+

decay modeIntensyvumas
ϵ (electron capture)99%
α (α emission)1%

242Cm

mass number242
neutron number146
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
162,8 ± 0,2 d
Sukinys0
nuclear quadrupole moment
0
atradimo data1949
parity+

decay modeIntensyvumas
α (α emission)100%
SF (spontaneous fission)6.2%
34Si1.1%
+ (double β+ decay)

243Cm

mass number243
neutron number147
Relative Atomic Mass
g-factor
0,16 ± 0,032
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
29,1 ± 0,1 y
Sukinys5/2
nuclear quadrupole moment
atradimo data1950
parity+

decay modeIntensyvumas
α (α emission)100%
ϵ (electron capture)0.29%
SF (spontaneous fission)5.3%

244Cm

mass number244
neutron number148
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
18,11 ± 0,03 y
Sukinys0
nuclear quadrupole moment
0
atradimo data1950
parity+

decay modeIntensyvumas
α (α emission)100%
SF (spontaneous fission)1.37%

245Cm

mass number245
neutron number149
Relative Atomic Mass
g-factor
0,14285714285714 ± 0,028571428571429
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
8,25 ± 0,07 ky
Sukinys7/2
nuclear quadrupole moment
atradimo data1954
parity+

decay modeIntensyvumas
α (α emission)100%
SF (spontaneous fission)6.1%

246Cm

mass number246
neutron number150
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
4,706 ± 0,04 ky
Sukinys0
nuclear quadrupole moment
0
atradimo data1954
parity+

decay modeIntensyvumas
α (α emission)99.97385%
SF (spontaneous fission)0.02615%

247Cm

mass number247
neutron number151
Relative Atomic Mass
g-factor
0,08 ± 0,015555555555556
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
15,6 ± 0,5 My
Sukinys9/2
nuclear quadrupole moment
atradimo data1954
parity-

decay modeIntensyvumas
α (α emission)100%

248Cm

mass number248
neutron number152
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
348 ± 6 ky
Sukinys0
nuclear quadrupole moment
0
atradimo data1956
parity+

decay modeIntensyvumas
α (α emission)91.61%
SF (spontaneous fission)8.39%
(double β decay)

249Cm

mass number249
neutron number153
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
64,15 ± 0,03 m
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1956
parity+

decay modeIntensyvumas
β (β decay)100%

250Cm

mass number250
neutron number154
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys0
nuclear quadrupole moment
0
atradimo data1966
parity+

decay modeIntensyvumas
SF (spontaneous fission)74%
α (α emission)
β (β decay)

251Cm

mass number251
neutron number155
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
16,8 ± 0,2 m
Sukinys3/2
nuclear quadrupole moment
atradimo data1978
parity+

decay modeIntensyvumas
β (β decay)100%

252Cm

mass number252
neutron number156
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys0
nuclear quadrupole moment
0
atradimo data
parity+

decay modeIntensyvumas
β (β decay)
α (α emission)
Cm-Fluoreszenz

istorija

atradėjas arba išradėjasG.T.Seaborg, R.A.James, A.Ghiorso
location of discoveryUnited States
atradimo data1944
EtimologijaNamed in honor of Pierre and Marie Curie.
pronunciationKYOOR-i-em (anglų)

source

Abundance
Abundance in Earth's crust
natural abundance (Vandenynas)
natural abundance (Kūnas)
0 %
natural abundance (Meteoroidas)
0 %
natural abundance (Saulė)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants