Atomic Number | 14 |
---|---|
Atomic Weight | 28.085 |
Rhif màs | 28 |
Group | 14 |
---|---|
Period | 3 |
Block | p |
Proton | 14 p+ |
---|---|
Niwtron | 14 n0 |
Electron | 14 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, 4 |
valence electron | 4 ⓘ |
trefn yr electronnau | [Ne] 3s2 3p2ⓘ 1s2 2s2 2p6 3s2 3p2 |
Cyflwr ocsidiad | -4, -3, -2, -1, 0, 1, 2, 3, 4 |
Electronegatifedd | 1.9
|
Electrophilicity Index | |
cyflwr sylfaenol mater | |
cyflwr mater | Solid |
gaseous state of matter | |
Boiling Point | |
Melting Point | |
critical pressure | |
critical temperature | |
triple point | |
appearance | |
lliw | Gray
|
appearance | crystalline, reflective with bluish-tinged faces |
Mynegrif plygiant | |
nodwedd ffisegol gwrthrych | |
Thermal Conductivity | |
thermal expansion | |
molar heat capacity | |
Specific Heat Capacity | |
heat capacity ratio | |
electrical properties | |
type | Semiconductor |
dargludedd trydanol | |
Gwrthedd | |
superconductivity | |
magnetism | |
type | diamagnetic |
magnetic susceptibility (Mass) | -0.0000000016 m³/Kg
|
magnetic susceptibility (Molar) | -0.0000000000449 m³/mol
|
magnetic susceptibility (Volume) | -0.00000373
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
strwythur | |
Crystal Structure | Tetrahedral Packing (DIA) |
lattice constant | |
Lattice Angles | π/2, π/2, π/2 |
nodwedd mecanyddol deunyddiau | |
hardness | |
bulk modulus | |
shear modulus | |
Young's modulus | |
Poisson's ratio | |
speed of sound | |
classification | |
Category | Metalloids, Metalloids |
CAS Group | IVB |
IUPAC Group | IVA |
Glawe Number | 85 |
Mendeleev Number | 88 |
Pettifor Number | 85 |
Geochemical Class | major |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 0.166
|
Neutron Mass Absorption | 0.0002
|
quantum number | 3P0 |
space group | 227 (Fd_3m) |
Stable Isotopes | 3 |
---|---|
Unstable Isotopes | 21 |
Natural Isotopes | 3 |
Rhif màs | 22 |
---|---|
neutron number | 8 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 28.7 ± 1.1 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1987 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 62% |
2p (2-proton emission) | 0.7% |
Rhif màs | 23 |
---|---|
neutron number | 9 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 42.3 ± 0.4 ms
|
spin | 3/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1986 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 88% |
2p (2-proton emission) | 3.6% |
Rhif màs | 24 |
---|---|
neutron number | 10 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 143.2 ± 2.1 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1979 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 34.5% |
Rhif màs | 25 |
---|---|
neutron number | 11 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 220.6 ± 1 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1963 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 35% |
Rhif màs | 26 |
---|---|
neutron number | 12 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 2.2453 ± 0.0007 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1960 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Rhif màs | 27 |
---|---|
neutron number | 13 |
Relative Atomic Mass | |
g-factor | 0.34608 ± 0.00012
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 4.117 ± 0.014 s
|
spin | 5/2 |
nuclear quadrupole moment | 0.063 ± 0.014
|
dyddiad darganfod | 1939 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Rhif màs | 28 |
---|---|
neutron number | 14 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 92.2545 ± 0.0037
|
Dadfeilio ymbelydrol | stable isotope |
Hanner oes | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1920 |
parity | + |
Rhif màs | 29 |
---|---|
neutron number | 15 |
Relative Atomic Mass | |
g-factor | -1.110104 ± 0.000006
|
natural abundance | 4.672 ± 0.016
|
Dadfeilio ymbelydrol | stable isotope |
Hanner oes | Not Radioactive ☢️ |
spin | 1/2 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1920 |
parity | + |
Rhif màs | 30 |
---|---|
neutron number | 16 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 3.0735 ± 0.0021
|
Dadfeilio ymbelydrol | stable isotope |
Hanner oes | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1924 |
parity | + |
Rhif màs | 31 |
---|---|
neutron number | 17 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 157.16 ± 0.2 m
|
spin | 3/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1934 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Rhif màs | 32 |
---|---|
neutron number | 18 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 157 ± 7 y
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1953 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Rhif màs | 33 |
---|---|
neutron number | 19 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 6.18 ± 0.18 s
|
spin | 3/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Rhif màs | 34 |
---|---|
neutron number | 20 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 2.77 ± 0.2 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Rhif màs | 35 |
---|---|
neutron number | 21 |
Relative Atomic Mass | |
g-factor | 0.46828571428571 ± 0.0011428571428571
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 780 ± 120 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1971 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 5% |
Rhif màs | 36 |
---|---|
neutron number | 22 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 503 ± 2 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 12% |
Rhif màs | 37 |
---|---|
neutron number | 23 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 141 ± 3.5 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1979 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 17% |
2n (2-neutron emission) |
Rhif màs | 38 |
---|---|
neutron number | 24 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 63 ± 8 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1979 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 25% |
Rhif màs | 39 |
---|---|
neutron number | 25 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 41.2 ± 4.1 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1979 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 33% |
2n (2-neutron emission) |
Rhif màs | 40 |
---|---|
neutron number | 26 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 31.2 ± 2.6 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1989 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 38% |
2n (2-neutron emission) |
Rhif màs | 41 |
---|---|
neutron number | 27 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 20 ± 2.5 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 1989 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 55% |
2n (2-neutron emission) |
Rhif màs | 42 |
---|---|
neutron number | 28 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | 12.5 ± 3.5 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 1990 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Rhif màs | 43 |
---|---|
neutron number | 29 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | 3/2 |
nuclear quadrupole moment | |
dyddiad darganfod | 2002 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Rhif màs | 44 |
---|---|
neutron number | 30 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | 0 |
nuclear quadrupole moment | 0
|
dyddiad darganfod | 2007 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Rhif màs | 45 |
---|---|
neutron number | 31 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
Hanner oes | |
spin | 3/2 |
nuclear quadrupole moment | |
dyddiad darganfod | |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
darganfyddwr neu ddyfeisiwr | Jöns Berzelius |
---|---|
man darganfod | Sweden |
dyddiad darganfod | 1824 |
geirdarddiad | Latin: silex, silicus, (flint). |
ynganiad | SIL-i-ken (Saesneg) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (cefnfor) | |
natural abundance (corff dynol) | 0.026 %
|
natural abundance (Awyrfaen) | 14 %
|
natural abundance (Haul) | 0.09 %
|
Abundance in Universe | 0.07 %
|
1 | s | 0.4255 |
2 | p | 4.055 |
2 | s | 4.98 |
3 | p | 9.7148 |
3 | s | 9.0968 |