Hafnij

Hafnij (Hf)

element with the atomic number of 72
Atomski broj72
Relativna atomska masa178.49
Maseni broj180
Skupina4
Perioda6
Blokd
proton72 p+
neutron108 n0
elektron72 e-
Animated Bohrov model atoma of Hf (Hafnij)

Physical Property

Atomski Radijus
Molni volumen
Kovalentni Radijus
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waals radius
gustoća
Atomic Radii Of The Elements: Hafnij0102030405060708090100110120130140150160170180190200210220230pmAtomski RadijusKovalentni RadijusMetallic RadiusVan der Waals radius

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
ionization energy of Hf (Hafnij)
Toplina isparivanja
toplina taljenja
standard enthalpy of formation
elektron
Elektronska ljuska2, 8, 18, 32, 10, 2
Bohrov model atoma: Hf (Hafnij)
valence electron2
Lewis structure: Hf (Hafnij)
electron configuration[Xe] 4f14 5d2 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d2 6s2
Enhanced Bohrov model atoma of Hf (Hafnij)
Orbital Diagram of Hf (Hafnij)
Oksidacijski broj-2, 0, 1, 2, 3, 4
Elektronegativnost
1.3
Electrophilicity Index
fundamental state of matter
agregatno stanjeČvrsto
gaseous state of matter
Vrelište
Talište
critical pressure
critical temperature
Trojna točka
appearance
boja
Siva
appearancesteel gray
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
Električna otpornost i provodnost
Supravodljivost
Magnetizam
typeparamagnetic
Magnetna susceptibilnost (Mass)
0,0000000053 m³/Kg
Magnetna susceptibilnost (Molar)
0,000000000946 m³/mol
Magnetna susceptibilnost (Volume)
0,0000705
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaJednostavna heksagonska (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
0,37
brzina zvuka
classification
KategorijaPrijelazni metali, Transition metals
CAS GroupIVA
IUPAC GroupIVB
Glawe Number50
Mendeleev Number45
Pettifor Number50
Geochemical Classhigh field strength
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek
104
Neutron Mass Absorption
0,02
Kvantni brojevi3F2
space group194 (P63/mmc)

Isotopes of Hafnium

Stabilni izotopi5
Nestabilni izotopi33
Natural Isotopes6
Isotopic Composition18035.08%18035.08%17827.28%17827.28%17718.60%17718.60%17913.62%17913.62%1765.26%1765.26%1740.16%1740.16%

153Hf

Maseni broj153
neutron number81
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2000
Parnost+

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

154Hf

Maseni broj154
neutron number82
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2 ± 1 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1981
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0%

155Hf

Maseni broj155
neutron number83
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
843 ± 30 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost-

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

156Hf

Maseni broj156
neutron number84
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
23 ± 1 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1979
Parnost+

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

157Hf

Maseni broj157
neutron number85
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
115 ± 1 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1965
Parnost-

decay modeintensity
α (α emission)94%
β+ (β+ decay; β+ = ϵ + e+)14%

158Hf

Maseni broj158
neutron number86
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,85 ± 0,07 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1965
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)55.7%
α (α emission)44.3%

159Hf

Maseni broj159
neutron number87
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,2 ± 0,1 s
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1973
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)65%
α (α emission)35%

160Hf

Maseni broj160
neutron number88
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
13,6 ± 0,2 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1973
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.3%
α (α emission)0.7%

161Hf

Maseni broj161
neutron number89
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
18,4 ± 0,4 s
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1973
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.71%
α (α emission)0.29%

162Hf

Maseni broj162
neutron number90
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
39,4 ± 0,9 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1982
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.992%
α (α emission)0.008%

163Hf

Maseni broj163
neutron number91
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
40 ± 0,6 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1982
Parnost-

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

164Hf

Maseni broj164
neutron number92
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
111 ± 8 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1981
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

165Hf

Maseni broj165
neutron number93
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
76 ± 4 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

166Hf

Maseni broj166
neutron number94
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,77 ± 0,3 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1965
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

167Hf

Maseni broj167
neutron number95
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,05 ± 0,05 m
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1969
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

168Hf

Maseni broj168
neutron number96
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
25,95 ± 0,2 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1961
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
ϵ (electron capture)98%
e+ (positron emission)2%

169Hf

Maseni broj169
neutron number97
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,24 ± 0,04 m
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1969
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

170Hf

Maseni broj170
neutron number98
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
16,01 ± 0,13 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1961
Parnost+

decay modeintensity
ϵ (electron capture)100%

171Hf

Maseni broj171
neutron number99
Relativna Atomska Masa
g-factor
−0,19257142857143 ± 0,0034285714285714
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12,1 ± 0,4 h
spin7/2
nuclear quadrupole moment
3,46 ± 0,03
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

172Hf

Maseni broj172
neutron number100
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,87 ± 0,03 y
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
ϵ (electron capture)100%

173Hf

Maseni broj173
neutron number101
Relativna Atomska Masa
g-factor
1,004 ± 0,014
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
23,6 ± 0,1 h
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

174Hf

Maseni broj174
neutron number102
Relativna Atomska Masa
g-factor
0
natural abundance
0,16 ± 0,12
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2 ± 0,4 Py
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1939
Parnost+

decay modeintensity
α (α emission)100%
+ (double β+ decay)

175Hf

Maseni broj175
neutron number103
Relativna Atomska Masa
g-factor
−0,2708 ± 0,0036
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
70,65 ± 0,19 d
spin5/2
nuclear quadrupole moment
2,72 ± 0,02
vrijeme otkrića ili izuma1949
Parnost-

decay modeintensity
ϵ (electron capture)100%

176Hf

Maseni broj176
neutron number104
Relativna Atomska Masa
g-factor
0
natural abundance
5,26 ± 0,7
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1934
Parnost+

177Hf

Maseni broj177
neutron number105
Relativna Atomska Masa
g-factor
0,226 ± 0,00025714285714286
natural abundance
18,6 ± 0,16
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3,37 ± 0,03
vrijeme otkrića ili izuma1934
Parnost-

178Hf

Maseni broj178
neutron number106
Relativna Atomska Masa
g-factor
0
natural abundance
27,28 ± 0,28
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1934
Parnost+

179Hf

Maseni broj179
neutron number107
Relativna Atomska Masa
g-factor
−0,14197777777778 ± 0,00031111111111111
natural abundance
13,62 ± 0,11
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin9/2
nuclear quadrupole moment
3,79 ± 0,03
vrijeme otkrića ili izuma1934
Parnost+

180Hf

Maseni broj180
neutron number108
Relativna Atomska Masa
g-factor
0
natural abundance
35,08 ± 0,33
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1934
Parnost+

181Hf

Maseni broj181
neutron number109
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
42,39 ± 0,06 d
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1935
Parnost-

decay modeintensity
β (β decay)100%

182Hf

Maseni broj182
neutron number110
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,9 ± 0,09 My
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1961
Parnost+

decay modeintensity
β (β decay)100%

183Hf

Maseni broj183
neutron number111
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,018 ± 0,002 h
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1956
Parnost-

decay modeintensity
β (β decay)100%

184Hf

Maseni broj184
neutron number112
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,12 ± 0,05 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1973
Parnost+

decay modeintensity
β (β decay)100%

185Hf

Maseni broj185
neutron number113
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,5 ± 0,6 m
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1993
Parnost-

decay modeintensity
β (β decay)100%

186Hf

Maseni broj186
neutron number114
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,6 ± 1,2 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1998
Parnost+

decay modeintensity
β (β decay)100%

187Hf

Maseni broj187
neutron number115
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1999
Parnost-

decay modeintensity
β (β decay)

188Hf

Maseni broj188
neutron number116
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1999
Parnost+

decay modeintensity
β (β decay)

189Hf

Maseni broj189
neutron number117
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2009
Parnost-

decay modeintensity
β (β decay)100%

190Hf

Maseni broj190
neutron number118
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2012
Parnost+

decay modeintensity
β (β decay)
Hf-crystal bar
Hafnium

povijest

otkrio/izumioDirk Coster, Georg von Hevesy
location of discoveryDenmark
vrijeme otkrića ili izuma1923
EtimologijaFrom Hafnia, the Latin name of Copenhagen.
pronunciationHAF-ni-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
natural abundance (ocean)
natural abundance (tijelo)
natural abundance (meteoroid)
0,000017 %
natural abundance (Sunce)
0,0000001 %
Zastupljenost u svemiru
0,00000007 %

Nuclear Screening Constants

1s1.3984
2p4.4012
2s18.8102
3d13.5702
3p21.0168
3s21.6885
4d36.476
4f39.7904
4p34.0704
4s33.0228
5d55.3805
5p52.415
5s50.167
6s62.8356