Atomic Number | 103 |
---|---|
Atomic Weight | 262 |
Rhif màs | 251 |
Group | |
---|---|
Period | 7 |
Block | f |
Proton | 103 p+ |
---|---|
Niwtron | 148 n0 |
Electron | 103 e- |
Atomic Radius | |
---|---|
molar volume | |
covalent radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
density |
egni | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
Electron | |
plisgyn yr electron | 2, 8, 18, 32, 32, 8, 3 |
valence electron | 2 ⓘ |
trefn yr electronnau | [Rn] 5f14 6d1 7s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d1 7s2 |
Cyflwr ocsidiad | 3 |
Electronegatifedd | |
Electrophilicity Index | |
cyflwr sylfaenol mater | |
cyflwr mater | Solid |
gaseous state of matter | |
Boiling Point | |
Melting Point | |
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 | {ERROR} |
lattice constant | |
Lattice Angles | |
nodwedd mecanyddol deunyddiau | |
hardness | |
bulk modulus | |
shear modulus | |
Young's modulus | |
Poisson's ratio | |
speed of sound | |
classification | |
Category | Actinides, Transition metals |
CAS Group | |
IUPAC Group | |
Glawe Number | 47 |
Mendeleev Number | 42 |
Pettifor Number | 34 |
Geochemical Class | |
Goldschmidt classification | synthetic |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | |
Neutron Mass Absorption | |
quantum number | 2P1/2 |
space group | () |
Stable Isotopes | 0 |
---|---|
Unstable Isotopes | 16 |
Natural Isotopes | 0 |
Rhif màs | 251 |
---|---|
neutron number | 148 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
α (α emission) |
Rhif màs | 252 |
---|---|
neutron number | 149 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 369 ± 75 ms
|
spin | 7 |
nuclear quadrupole moment | |
dyddiad darganfod | 2001 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 98% |
SF (spontaneous fission) | 2% |
β+ (β+ decay; β+ = ϵ + e+) |
Rhif màs | 253 |
---|---|
neutron number | 150 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 632 ± 46 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1985 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 90% |
SF (spontaneous fission) | 1% |
β+ (β+ decay; β+ = ϵ + e+) |
Rhif màs | 254 |
---|---|
neutron number | 151 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 12 ± 0.9 s
|
spin | 4 |
nuclear quadrupole moment | |
dyddiad darganfod | 1981 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 71.7% |
β+ (β+ decay; β+ = ϵ + e+) | 28.3% |
SF (spontaneous fission) | 0.1% |
Rhif màs | 255 |
---|---|
neutron number | 152 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 31.1 ± 1.1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1971 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 99.7% |
β+ (β+ decay; β+ = ϵ + e+) | 0.3% |
SF (spontaneous fission) |
Rhif màs | 256 |
---|---|
neutron number | 153 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 27.9 ± 1 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1965 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 85% |
β+ (β+ decay; β+ = ϵ + e+) | 15% |
SF (spontaneous fission) | 0.03% |
Rhif màs | 257 |
---|---|
neutron number | 154 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 6 ± 0.4 s
|
spin | 7/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1971 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) | |
SF (spontaneous fission) |
Rhif màs | 258 |
---|---|
neutron number | 155 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 3.92 ± 0.33 s
|
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | 1971 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 97.4% |
β+ (β+ decay; β+ = ϵ + e+) | 2.6% |
Rhif màs | 259 |
---|---|
neutron number | 156 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 6.2 ± 0.3 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1971 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 78% |
SF (spontaneous fission) | 22% |
β+ (β+ decay; β+ = ϵ + e+) |
Rhif màs | 260 |
---|---|
neutron number | 157 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 3 ± 0.5 m
|
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | 1971 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 80% |
β+ (β+ decay; β+ = ϵ + e+) | 20% |
Rhif màs | 261 |
---|---|
neutron number | 158 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 39 ± 12 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1987 |
parity | - |
decay mode | intensity |
---|---|
SF (spontaneous fission) | 100% |
α (α emission) |
Rhif màs | 262 |
---|---|
neutron number | 159 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | 1987 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
SF (spontaneous fission) | 10% |
α (α emission) |
Rhif màs | 263 |
---|---|
neutron number | 160 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | |
parity | - |
decay mode | intensity |
---|---|
α (α emission) |
Rhif màs | 264 |
---|---|
neutron number | 161 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | |
parity |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
Rhif màs | 265 |
---|---|
neutron number | 162 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
Rhif màs | 266 |
---|---|
neutron number | 163 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 22 ± 14 h
|
spin | |
nuclear quadrupole moment | |
dyddiad darganfod | 2014 |
parity |
decay mode | intensity |
---|---|
SF (spontaneous fission) | 100% |
darganfyddwr neu ddyfeisiwr | A.Ghiorso, T.Sikkeland, A.E.Larsh, R.M.Latimer |
---|---|
man darganfod | United States |
dyddiad darganfod | 1961 |
geirdarddiad | Named in honor of Ernest O. Lawrence, inventor of the cyclotron. |
ynganiad | lor-ENS-i-em (Saesneg) |
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 %
|