Nobeli

Nobeli (No)

chemical element with the atomic number of 102 and symbol No
Atomic Number102
Atomic Weight259
Rhif màs248
Group
Period7
Blockf
Proton102 p+
Niwtron146 n0
Electron102 e-
Animated Bohr model of No (Nobeli)

Nodwedd Ffisegol

Atomic Radius
molar volume
covalent radius
176 pm
Metallic Radius
ionic radius
110 pm
Crystal Radius
124 pm
Van der Waals radius
246 pm
density
9.9 g/cm³

Nodwedd Gemegol

egni
proton affinity
electron affinity
ionization energy
ionization energy of No (Nobeli)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Electron
plisgyn yr electron2, 8, 18, 32, 32, 8, 2
Bohr model: No (Nobeli)
valence electron2
Lewis structure: No (Nobeli)
trefn yr electronnau[Rn] 5f14 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 7s2
Enhanced Bohr model of No (Nobeli)
Orbital Diagram of No (Nobeli)
Cyflwr ocsidiad2, 3
Electronegatifedd
Electrophilicity Index
cyflwr sylfaenol mater
cyflwr materSolid
gaseous state of matter
Boiling Point
Melting Point
1,100.15 K
critical pressure
critical temperature
triple point
appearance
lliw
Colorless
appearance
Mynegrif plygiant
nodwedd ffisegol gwrthrych
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
dargludedd trydanol
Gwrthedd
superconductivity
magnetism
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal Structure ()
lattice constant
Lattice Angles
nodwedd mecanyddol deunyddiau
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound
classification
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number46
Mendeleev Number40
Pettifor Number35
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
110 ± 6 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number1S0
space group ()

Isotopes of Nobelium

Stable Isotopes0
Unstable Isotopes17
Natural Isotopes0

248No

Rhif màs248
neutron number146
relative atomic mass
248.086623 ± 0.000241 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin0
nuclear quadrupole moment
0
dyddiad darganfod2003
parity+

decay modeintensity
SF (spontaneous fission)

249No

Rhif màs249
neutron number147
relative atomic mass
249.087802 ± 0.0003 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
57 ± 12 us
spin5/2
nuclear quadrupole moment
dyddiad darganfod2003
parity+

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

250No

Rhif màs250
neutron number148
relative atomic mass
250.087565 ± 0.000215 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
5.08 ± 0.27 us
spin0
nuclear quadrupole moment
0
dyddiad darganfod2003
parity+

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

251No

Rhif màs251
neutron number149
relative atomic mass
251.088942 ± 0.000194 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
800 ± 10 ms
spin7/2
nuclear quadrupole moment
dyddiad darganfod1967
parity+

decay modeintensity
α (α emission)83%
β+ (β+ decay; β+ = ϵ + e+)
SF (spontaneous fission)0.3%

252No

Rhif màs252
neutron number150
relative atomic mass
252.08896607 ± 0.000009975 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.467 ± 0.016 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1967
parity+

decay modeintensity
α (α emission)67.6%
SF (spontaneous fission)31.3%
β+ (β+ decay; β+ = ϵ + e+)1.1%

253No

Rhif màs253
neutron number151
relative atomic mass
253.09056278 ± 0.00000742 Da
g-factor
-0.11777777777778 ± 0.017777777777778
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.57 ± 0.02 m
spin9/2
nuclear quadrupole moment
5.9 ± 1.7
dyddiad darganfod1967
parity-

decay modeintensity
α (α emission)55%
β+ (β+ decay; β+ = ϵ + e+)
SF (spontaneous fission)

254No

Rhif màs254
neutron number152
relative atomic mass
254.090954211 ± 0.000010367 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
51.2 ± 0.4 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1966
parity+

decay modeintensity
α (α emission)90%
β+ (β+ decay; β+ = ϵ + e+)10%
SF (spontaneous fission)0.17%

255No

Rhif màs255
neutron number153
relative atomic mass
255.093196439 ± 0.000015079 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
3.52 ± 0.18 m
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)70%
α (α emission)30%

256No

Rhif màs256
neutron number154
relative atomic mass
256.094281912 ± 0.000008103 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.91 ± 0.05 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1963
parity+

decay modeintensity
α (α emission)99.45%
SF (spontaneous fission)0.55%
ϵ (electron capture)

257No

Rhif màs257
neutron number155
relative atomic mass
257.096884203 ± 0.000006652 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
24.5 ± 0.5 s
spin3/2
nuclear quadrupole moment
dyddiad darganfod1967
parity+

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

258No

Rhif màs258
neutron number156
relative atomic mass
258.098205 ± 0.000107 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.23 ± 0.12 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1989
parity+

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

259No

Rhif màs259
neutron number157
relative atomic mass
259.100998364 ± 0.000006829 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
58 ± 5 m
spin9/2
nuclear quadrupole moment
dyddiad darganfod1973
parity+

decay modeintensity
α (α emission)75%
ϵ (electron capture)25%
SF (spontaneous fission)10%

260No

Rhif màs260
neutron number158
relative atomic mass
260.102641 ± 0.000215 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
106 ± 8 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1985
parity+

decay modeintensity
SF (spontaneous fission)100%

261No

Rhif màs261
neutron number159
relative atomic mass
261.105696 ± 0.000215 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

decay modeintensity
α (α emission)

262No

Rhif màs262
neutron number160
relative atomic mass
262.107463 ± 0.000387 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin0
nuclear quadrupole moment
0
dyddiad darganfod1988
parity+

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

263No

Rhif màs263
neutron number161
relative atomic mass
263.110714 ± 0.000526 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

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

264No

Rhif màs264
neutron number162
relative atomic mass
264.112734 ± 0.000634 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin0
nuclear quadrupole moment
0
dyddiad darganfod
parity+

decay modeintensity
α (α emission)
SF (spontaneous fission)
Electron shell 102 Nobelium

hanes

darganfyddwr neu ddyfeisiwrNobel Institute for Physics
man darganfodSweden
dyddiad darganfod1957
geirdarddiadNamed in honor of Alfred Nobel, who invented dynamite and founded Nobel prize.
ynganiadno-BELL-i-em (Saesneg)

source

Abundance
Abundance in Earth's crust
natural abundance (cefnfor)
natural abundance (corff dynol)
0 %
natural abundance (Awyrfaen)
0 %
natural abundance (Haul)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants