Neodīms

Neodīms (Nd)

chemical element with the atomic number of 60 and symbol Nd
Atomic Number60
Atomic Weight144.242
Masas skaitlis142
Group
Period6
Blockf
protons60 p+
neitrons82 n0
elektrons60 e-
Animated Bora atoma struktūras modelis of Nd (Neodīms)

Fizikāla Īpašība

Atoma Rādiuss
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
blīvums
Atomic Radii Of The Elements: Neodīms0102030405060708090100110120130140150160170180190200210220230240pmAtoma RādiussCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

enerģija
proton affinity
Elektrontieksme
jonizācijas potenciāls
jonizācijas potenciāls of Nd (Neodīms)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektrons
electron shell2, 8, 18, 22, 8, 2
Bora atoma struktūras modelis: Nd (Neodīms)
vērtības elektrons2
Lewis structure: Nd (Neodīms)
elektronu konfigurācija[Xe] 4f4 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f4 6s2
Enhanced Bora atoma struktūras modelis of Nd (Neodīms)
Orbital Diagram of Nd (Neodīms)
Oksidēšanas pakāpe0, 2, 3, 4
elektronegativitāte
1.14
Electrophilicity Index
fundamentālais agregātstāvoklis
agregātstāvoklisSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
trīskāršais punkts
appearance
krāsa
Silver
appearancesilvery white
Laušanas koeficients
thermodynamic material property
Thermal Conductivity
Termiskā izplešanās
Molārā siltumietilpība
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
īpatnējā pretestība
Supravadītspēja
Magnētisms
typeparamagnetic
magnetic susceptibility (Mass)
0,00000048 m³/Kg
magnetic susceptibility (Molar)
0,000000069235 m³/mol
magnetic susceptibility (Volume)
0,0033648
magnetic ordering
Curie temperature
Néel temperature
struktūra
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Cietība
tilpuma elastības modulis
shear modulus
Junga modulis
Poisson's ratio
0,28
skaņas ātrums
klasifikācija
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number29
Mendeleev Number19
Pettifor Number30
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
49
Neutron Mass Absorption
0,011
quantum number5I4
space group194 (P63/mmc)

Isotopes of Neodymium

Stable Isotopes2
Unstable Isotopes38
Natural Isotopes7
Isotopic Composition14227.15%14227.15%14423.80%14423.80%14617.19%14617.19%14312.17%14312.17%1458.29%1458.29%1485.76%1485.76%1505.64%1505.64%

124Nd

Masas skaitlis124
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins0
nuclear quadrupole moment
0
atklāšanas datums
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

125Nd

Masas skaitlis125
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
650 ± 150 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1999
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0%

126Nd

Masas skaitlis126
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins0
nuclear quadrupole moment
0
atklāšanas datums2000
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

127Nd

Masas skaitlis127
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
1,8 ± 0,4 s
spins5/2
nuclear quadrupole moment
atklāšanas datums1983
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

128Nd

Masas skaitlis128
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins0
nuclear quadrupole moment
0
atklāšanas datums1985
parity+

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

129Nd

Masas skaitlis129
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
6,8 ± 0,6 s
spins7/2
nuclear quadrupole moment
atklāšanas datums1977
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

130Nd

Masas skaitlis130
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
21 ± 3 s
spins0
nuclear quadrupole moment
0
atklāšanas datums1977
parity+

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

131Nd

Masas skaitlis131
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
25,4 ± 0,9 s
spins5/2
nuclear quadrupole moment
atklāšanas datums1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

132Nd

Masas skaitlis132
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
1,56 ± 0,1 m
spins0
nuclear quadrupole moment
0
atklāšanas datums1977
parity+

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

133Nd

Masas skaitlis133
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
70 ± 10 s
spins7/2
nuclear quadrupole moment
atklāšanas datums1977
parity+

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

134Nd

Masas skaitlis134
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
8,5 ± 1,5 m
spins0
nuclear quadrupole moment
0
atklāšanas datums1970
parity+

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

135Nd

Masas skaitlis135
neutron number75
Relative Atomic Mass
g-factor
-0,17333333333333 ± 0,0066666666666667
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
12,4 ± 0,6 m
spins9/2
nuclear quadrupole moment
1,9 ± 0,5
atklāšanas datums1970
parity-

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

136Nd

Masas skaitlis136
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
50,65 ± 0,33 m
spins0
nuclear quadrupole moment
0
atklāšanas datums1968
parity+

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

137Nd

Masas skaitlis137
neutron number77
Relative Atomic Mass
g-factor
-1,264 ± 0,01
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
38,5 ± 1,5 m
spins1/2
nuclear quadrupole moment
0
atklāšanas datums1970
parity+

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

138Nd

Masas skaitlis138
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
5,04 ± 0,09 h
spins0
nuclear quadrupole moment
0
atklāšanas datums1965
parity+

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

139Nd

Masas skaitlis139
neutron number79
Relative Atomic Mass
g-factor
0,60333333333333 ± 0,0046666666666667
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
29,7 ± 0,5 m
spins3/2
nuclear quadrupole moment
0,28 ± 0,09
atklāšanas datums1951
parity+

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

140Nd

Masas skaitlis140
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
3,37 ± 0,02 d
spins0
nuclear quadrupole moment
0
atklāšanas datums1949
parity+

decay modeintensity
ϵ (electron capture)100%

141Nd

Masas skaitlis141
neutron number81
Relative Atomic Mass
g-factor
0,67333333333333 ± 0,006
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
2,49 ± 0,03 h
spins3/2
nuclear quadrupole moment
0,32 ± 0,13
atklāšanas datums1949
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
ϵ (electron capture)97.28%
e+ (positron emission)2.72%

142Nd

Masas skaitlis142
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
27,153 ± 0,04
radioaktivitātestable isotope
Pussabrukšanas periodsNot Radioactive ☢️
spins0
nuclear quadrupole moment
0
atklāšanas datums1924
parity+

143Nd

Masas skaitlis143
neutron number83
Relative Atomic Mass
g-factor
-0,30428571428571 ± 0,0014285714285714
natural abundance
12,173 ± 0,026
radioaktivitātestable isotope
Pussabrukšanas periodsNot Radioactive ☢️
spins7/2
nuclear quadrupole moment
-0,61 ± 0,02
atklāšanas datums1933
parity-

144Nd

Masas skaitlis144
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
23,798 ± 0,019
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
2,29 ± 0,16 Py
spins0
nuclear quadrupole moment
0
atklāšanas datums1924
parity+

decay modeintensity
α (α emission)100%

145Nd

Masas skaitlis145
neutron number85
Relative Atomic Mass
g-factor
-0,18742857142857 ± 0,0011428571428571
natural abundance
8,293 ± 0,012
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins7/2
nuclear quadrupole moment
-0,314 ± 0,012
atklāšanas datums1933
parity-

decay modeintensity
α (α emission)

146Nd

Masas skaitlis146
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
17,189 ± 0,032
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins0
nuclear quadrupole moment
0
atklāšanas datums1924
parity+

decay modeintensity
(double β decay)
α (α emission)

147Nd

Masas skaitlis147
neutron number87
Relative Atomic Mass
g-factor
0,2216 ± 0,004
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
10,98 ± 0,01 d
spins5/2
nuclear quadrupole moment
0,9 ± 0,3
atklāšanas datums1947
parity-

decay modeintensity
β (β decay)100%

148Nd

Masas skaitlis148
neutron number88
Relative Atomic Mass
g-factor
0
natural abundance
5,756 ± 0,021
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins0
nuclear quadrupole moment
0
atklāšanas datums1937
parity+

decay modeintensity
(double β decay)
α (α emission)

149Nd

Masas skaitlis149
neutron number89
Relative Atomic Mass
g-factor
0,1404 ± 0,004
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
1,728 ± 0,001 h
spins5/2
nuclear quadrupole moment
1,3 ± 0,3
atklāšanas datums1938
parity-

decay modeintensity
β (β decay)100%

150Nd

Masas skaitlis150
neutron number90
Relative Atomic Mass
g-factor
0
natural abundance
5,638 ± 0,028
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
9,3 ± 0,7 Ey
spins0
nuclear quadrupole moment
0
atklāšanas datums1937
parity+

decay modeintensity
(double β decay)100%

151Nd

Masas skaitlis151
neutron number91
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
12,44 ± 0,07 m
spins3/2
nuclear quadrupole moment
atklāšanas datums1938
parity+

decay modeintensity
β (β decay)100%

152Nd

Masas skaitlis152
neutron number92
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
11,4 ± 0,2 m
spins0
nuclear quadrupole moment
0
atklāšanas datums1969
parity+

decay modeintensity
β (β decay)100%

153Nd

Masas skaitlis153
neutron number93
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
31,6 ± 1 s
spins3/2
nuclear quadrupole moment
atklāšanas datums1987
parity

decay modeintensity
β (β decay)100%

154Nd

Masas skaitlis154
neutron number94
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
25,9 ± 0,2 s
spins0
nuclear quadrupole moment
0
atklāšanas datums1970
parity+

decay modeintensity
β (β decay)100%

155Nd

Masas skaitlis155
neutron number95
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
8,9 ± 0,2 s
spins3/2
nuclear quadrupole moment
atklāšanas datums1986
parity-

decay modeintensity
β (β decay)100%

156Nd

Masas skaitlis156
neutron number96
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
5,06 ± 0,13 s
spins0
nuclear quadrupole moment
0
atklāšanas datums1987
parity+

decay modeintensity
β (β decay)100%

157Nd

Masas skaitlis157
neutron number97
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
1,15 ± 0,03 s
spins5/2
nuclear quadrupole moment
atklāšanas datums1992
parity-

decay modeintensity
β (β decay)100%

158Nd

Masas skaitlis158
neutron number98
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
810 ± 30 ms
spins0
nuclear quadrupole moment
0
atklāšanas datums1992
parity+

decay modeintensity
β (β decay)100%

159Nd

Masas skaitlis159
neutron number99
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
500 ± 30 ms
spins7/2
nuclear quadrupole moment
atklāšanas datums2012
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

160Nd

Masas skaitlis160
neutron number100
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
439 ± 37 ms
spins0
nuclear quadrupole moment
0
atklāšanas datums1985
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

161Nd

Masas skaitlis161
neutron number101
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
215 ± 76 ms
spins1/2
nuclear quadrupole moment
0
atklāšanas datums2012
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

162Nd

Masas skaitlis162
neutron number102
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
310 ± 200 ms
spins0
nuclear quadrupole moment
0
atklāšanas datums2012
parity+

decay modeintensity
β (β decay)100%

163Nd

Masas skaitlis163
neutron number103
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins5/2
nuclear quadrupole moment
atklāšanas datums2018
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Neodym 1

vēsture

atklājējs vai izgudrotājsC.F. Aver von Welsbach
atraduma atrašanās vietaAustria
atklāšanas datums1925
EtimoloģijaGreek: neos and didymos (new twin).
izrunanee-eh-DIM-i-em (angļu)

avots

Abundance
Abundance in Earth's crust
natural abundance (okeāns)
natural abundance (cilvēka ķermenis)
natural abundance (meteoroīds)
0,00005 %
natural abundance (Saule)
0,0000003 %
Abundance in Universe
0,000001 %

Nuclear Screening Constants

1s1.1868
2p4.2434
2s15.7838
3d13.8432
3p19.311
3s19.6572
4d33.1908
4f37.734
4p29.986
4s29.0136
5p43.039
5s41.2575
6s50.6934