Raderfordium, ²Rutherfordiumi (Rf)

chemical element with the atomic number of 104

Atomic Number	104
Atomic Weight	267
Numri i masës	253

Group	4
Period	7
Block	d

protoni	104 p⁺
neutroni	149 n⁰
elektroni	104 e^-

Animated Bohr model of Rf (Raderfordium, ²Rutherfordiumi)

Tipar Fizik

Atomic Radius
molar volume
covalent radius	157 pm 140 pm 131 pm
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density	23,3 g/cm³

Chemical Property

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energjia

proton affinity
electron affinity
ionization energy	6,01 eV/particle 14,7 eV/particle 23,9 eV/particle 31,7 eV/particle 64 eV/particle 77 eV/particle 102 eV/particle 119 eV/particle 146,1 eV/particle 169 eV/particle 193 eV/particle 225 eV/particle 244 eV/particle 275 eV/particle 791 eV/particle 825 eV/particle 860 eV/particle 899 eV/particle 936 eV/particle 972 eV/particle 1 036 eV/particle 1 073 eV/particle 1 114 eV/particle 1 151 eV/particle 3 857 eV/particle 3 938 eV/particle 4 025 eV/particle 4 116 eV/particle 4 203 eV/particle 4 287 eV/particle 4 489 eV/particle 4 580 eV/particle 4 670 eV/particle 4 760 eV/particle 5 120 eV/particle 5 210 eV/particle 5 300 eV/particle 5 390 eV/particle 6 100 eV/particle 6 200 eV/particle 6 470 eV/particle 6 570 eV/particle 10 170 eV/particle 10 360 eV/particle 10 560 eV/particle 10 780 eV/particle 10 980 eV/particle 11 180 eV/particle 11 750 eV/particle 11 960 eV/particle 12 200 eV/particle 12 410 eV/particle 13 010 eV/particle 13 190 eV/particle 13 400 eV/particle 13 600 eV/particle 15 800 eV/particle 16 000 eV/particle 16 400 eV/particle 16 700 eV/particle 33 100 eV/particle 33 600 eV/particle 34 100 eV/particle 34 600 eV/particle 42 700 eV/particle 43 400 eV/particle 44 300 eV/particle 177 148 eV/particle

enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektroni

electron shell	2, 8, 18, 32, 32, 10, 2

valence electron	2 ⓘ

konfigurimi i elektronit	[Rn] 5f¹⁴ 6d² 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d² 7s²

oxidation number	4
Elektronegativiteti
Electrophilicity Index
fundamental state of matter

gjendja agregate e materies
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Ngjyra	Black #cc0059
appearance
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
electrical conductivity
electrical resistivity
Superpërcjellshmëria
Magnetizimi
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature
Néel temperature
strukturë
Crystal Structure	{ERROR}
lattice constant
Lattice Angles
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Shpejtësia e zërit
klasifikim
Category	Actinides, Transition metals
CAS Group	IVA
IUPAC Group	IVB
Glawe Number
Mendeleev Number	46
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	112 ± 10 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
numër kuantik	3F2
space group	()

Isotopes of Rutherfordium

Stable Isotopes	0
Unstable Isotopes	16
Natural Isotopes	0

²⁵³Rf

Numri i masës	253
numri i neutroneve	149
Relative Atomic Mass	253,100528 ± 0,00044 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	13 ± 5 ms
Spini	7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes	1997
parity

decay mode	intensitet
SF (spontaneous fission)	100%
α (α emission)

²⁵⁴Rf

Numri i masës	254
numri i neutroneve	150
Relative Atomic Mass	254,100055 ± 0,000304 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	22,9 ± 1 us
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1997
parity	+

decay mode	intensitet
SF (spontaneous fission)	100%
α (α emission)	1.5%

²⁵⁵Rf

Numri i masës	255
numri i neutroneve	151
Relative Atomic Mass	255,101267 ± 0,000194 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	1,63 ± 0,05 s
Spini	9/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes	1975
parity	-

decay mode	intensitet
α (α emission)	52.8%
SF (spontaneous fission)	47.2%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	6%

²⁵⁶Rf

Numri i masës	256
numri i neutroneve	152
Relative Atomic Mass	256,101151464 ± 0,00001916 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	6,6 ± 0,05 ms
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1975
parity	+

decay mode	intensitet
SF (spontaneous fission)	99.69%
α (α emission)	0.31%

²⁵⁷Rf

Numri i masës	257
numri i neutroneve	153
Relative Atomic Mass	257,102916796 ± 0,000011612 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	5 ± 0,2 s
Spini	1/2
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1969
parity	+

decay mode	intensitet
α (α emission)	89.3%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	9.4%
SF (spontaneous fission)	1.3%

²⁵⁸Rf

Numri i masës	258
numri i neutroneve	154
Relative Atomic Mass	258,103429895 ± 0,000017288 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	12,5 ± 0,5 ms
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1969
parity	+

decay mode	intensitet
SF (spontaneous fission)	95.1%
α (α emission)	4.9%

²⁵⁹Rf

Numri i masës	259
numri i neutroneve	155
Relative Atomic Mass	259,105601 ± 0,000078 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	2,63 ± 0,26 s
Spini	3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes	1969
parity	+

decay mode	intensitet
α (α emission)	85%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	15%
SF (spontaneous fission)	3%

²⁶⁰Rf

Numri i masës	260
numri i neutroneve	156
Relative Atomic Mass	260,10644 ± 0,000215 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	21 ± 1 ms
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1985
parity	+

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

²⁶¹Rf

Numri i masës	261
numri i neutroneve	157
Relative Atomic Mass	261,108769591 ± 0,000070492 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	2,1 ± 0,2 s
Spini	3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes	1970
parity	+

decay mode	intensitet
SF (spontaneous fission)	82%
α (α emission)	18%

²⁶²Rf

Numri i masës	262
numri i neutroneve	158
Relative Atomic Mass	262,109923 ± 0,00024 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	250 ± 100 ms
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes	1985
parity	+

decay mode	intensitet
SF (spontaneous fission)	100%

²⁶³Rf

Numri i masës	263
numri i neutroneve	159
Relative Atomic Mass	263,112461 ± 0,000164 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	11 ± 3 m
Spini
nuclear quadrupole moment
koha e zbulimit apo shpikjes	2003
parity

decay mode	intensitet
SF (spontaneous fission)	100%
α (α emission)

²⁶⁴Rf

Numri i masës	264
numri i neutroneve	160
Relative Atomic Mass	264,113876 ± 0,000387 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes
parity	+

decay mode	intensitet
α (α emission)

²⁶⁵Rf

Numri i masës	265
numri i neutroneve	161
Relative Atomic Mass	265,116683 ± 0,000387 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	1,6 ± 0,6 m
Spini	9/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes	2010
parity	+

decay mode	intensitet
SF (spontaneous fission)	100%
α (α emission)

²⁶⁶Rf

Numri i masës	266
numri i neutroneve	162
Relative Atomic Mass	266,118236 ± 0,000443 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes
parity	+

decay mode	intensitet
α (α emission)
SF (spontaneous fission)

²⁶⁷Rf

Numri i masës	267
numri i neutroneve	163
Relative Atomic Mass	267,121787 ± 0,000617 Da
g-factor
natural abundance
Radioaktivitet	☢️ radioactive element
half-life	2,5 ± 1,5 h
Spini
nuclear quadrupole moment
koha e zbulimit apo shpikjes	2004
parity

decay mode	intensitet
SF (spontaneous fission)	100%

²⁶⁸Rf

Numri i masës	268
numri i neutroneve	164
Relative Atomic Mass	268,123968 ± 0,000711 Da
g-factor	0
natural abundance
Radioaktivitet	☢️ radioactive element
half-life
Spini	0
nuclear quadrupole moment	0
koha e zbulimit apo shpikjes
parity	+

decay mode	intensitet
α (α emission)
SF (spontaneous fission)

historia

zbulues	A. Ghiorso, et al
vendndodhja e zbulimit	United States
koha e zbulimit apo shpikjes	1969
Etimologjia	Named in honor of Ernest Rutherford
pronunciation	ruth-er-FORD-i-em (anglisht)

burim

Abundance
Abundance in Earth's crust
natural abundance (Oqeani)
natural abundance (Trupi i njeriut)	0 %
natural abundance (meteoroid)	0 %
natural abundance (Diell)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Raderfordium, ²Rutherfordiumi on ChemicalAid

Raderfordium, ²Rutherfordiumi (Rf)

Tipar Fizik

Chemical Property

other

Isotopes of Rutherfordium

253Rf

254Rf

255Rf

256Rf

257Rf

258Rf

259Rf

260Rf

261Rf

262Rf

263Rf

264Rf

265Rf

266Rf

267Rf

268Rf

historia

burim

Nuclear Screening Constants

²⁵³Rf

²⁵⁴Rf

²⁵⁵Rf

²⁵⁶Rf

²⁵⁷Rf

²⁵⁸Rf

²⁵⁹Rf

²⁶⁰Rf

²⁶¹Rf

²⁶²Rf

²⁶³Rf

²⁶⁴Rf

²⁶⁵Rf

²⁶⁶Rf

²⁶⁷Rf

²⁶⁸Rf