Zirconi

Zirconi (Zr)

chemical element with symbol Zr and atomic number 40
Atomic Number40
Atomic Weight91.224
Rhif màs90
Group4
Period5
Blockd
Proton40 p+
Niwtron50 n0
Electron40 e-
Animated Bohr model of Zr (Zirconi)

Nodwedd Ffisegol

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Zirconi0102030405060708090100110120130140150160170180190200210220230pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Nodwedd Gemegol

egni
proton affinity
electron affinity
ionization energy
ionization energy of Zr (Zirconi)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Electron
plisgyn yr electron2, 8, 18, 10, 2
Bohr model: Zr (Zirconi)
valence electron2
Lewis structure: Zr (Zirconi)
trefn yr electronnau[Kr] 4d2 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d2 5s2
Enhanced Bohr model of Zr (Zirconi)
Orbital Diagram of Zr (Zirconi)
Cyflwr ocsidiad-2, 0, 1, 2, 3, 4
Electronegatifedd
1.33
Electrophilicity Index
cyflwr sylfaenol mater
cyflwr materSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
lliw
Silver
appearancesilvery white
Mynegrif plygiant
nodwedd ffisegol gwrthrych
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
dargludedd trydanol
Gwrthedd
superconductivity
magnetism
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000168 m³/Kg
magnetic susceptibility (Molar)
0.00000000153 m³/mol
magnetic susceptibility (Volume)
0.000109
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
nodwedd mecanyddol deunyddiau
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0.34
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupIVA
IUPAC GroupIVB
Glawe Number49
Mendeleev Number44
Pettifor Number49
Geochemical Classhigh field strength
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
0.184
Neutron Mass Absorption
0.00066
quantum number3F2
space group194 (P63/mmc)

Isotopes of Zirconium

Stable Isotopes3
Unstable Isotopes34
Natural Isotopes5
Isotopic Composition9051.45%9051.45%9217.15%9217.15%9417.38%9417.38%9111.22%9111.22%962.80%962.80%

77Zr

Rhif màs77
neutron number37
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin3/2
nuclear quadrupole moment
dyddiad darganfod2017
parity-

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

78Zr

Rhif màs78
neutron number38
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin0
nuclear quadrupole moment
0
dyddiad darganfod2001
parity+

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

79Zr

Rhif màs79
neutron number39
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
56 ± 30 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1999
parity+

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

80Zr

Rhif màs80
neutron number40
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
4.6 ± 0.6 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1987
parity+

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

81Zr

Rhif màs81
neutron number41
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
5.5 ± 0.4 s
spin3/2
nuclear quadrupole moment
dyddiad darganfod1997
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.12%

82Zr

Rhif màs82
neutron number42
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
32 ± 5 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1982
parity+

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

83Zr

Rhif màs83
neutron number43
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
42 ± 2 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1974
parity-

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

84Zr

Rhif màs84
neutron number44
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
25.8 ± 0.5 m
spin0
nuclear quadrupole moment
0
dyddiad darganfod1977
parity+

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

85Zr

Rhif màs85
neutron number45
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
7.86 ± 0.04 m
spin7/2
nuclear quadrupole moment
dyddiad darganfod1963
parity+

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

86Zr

Rhif màs86
neutron number46
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
16.5 ± 0.1 h
spin0
nuclear quadrupole moment
0
dyddiad darganfod1951
parity+

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

87Zr

Rhif màs87
neutron number47
Relative Atomic Mass
g-factor
-0.19866666666667 ± 0.0011111111111111
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.68 ± 0.01 h
spin9/2
nuclear quadrupole moment
0.42 ± 0.05
dyddiad darganfod1948
parity+

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

88Zr

Rhif màs88
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
83.4 ± 0.3 d
spin0
nuclear quadrupole moment
0
dyddiad darganfod1951
parity+

decay modeintensity
ϵ (electron capture)100%

89Zr

Rhif màs89
neutron number49
Relative Atomic Mass
g-factor
-0.23222222222222 ± 0.0013333333333333
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
78.36 ± 0.023 h
spin9/2
nuclear quadrupole moment
0.28 ± 0.1
dyddiad darganfod1948
parity+

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

90Zr

Rhif màs90
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
51.45 ± 0.04
Dadfeilio ymbelydrolstable isotope
Hanner oesNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dyddiad darganfod1924
parity+

91Zr

Rhif màs91
neutron number51
Relative Atomic Mass
g-factor
natural abundance
11.22 ± 0.05
Dadfeilio ymbelydrolstable isotope
Hanner oesNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
-0.176 ± 0.003
dyddiad darganfod1934
parity+

92Zr

Rhif màs92
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
17.15 ± 0.03
Dadfeilio ymbelydrolstable isotope
Hanner oesNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dyddiad darganfod1924
parity+

93Zr

Rhif màs93
neutron number53
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.61 ± 0.05 My
spin5/2
nuclear quadrupole moment
dyddiad darganfod1950
parity+

decay modeintensity
β (β decay)100%

94Zr

Rhif màs94
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
17.38 ± 0.04
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin0
nuclear quadrupole moment
0
dyddiad darganfod1924
parity+

decay modeintensity
(double β decay)

95Zr

Rhif màs95
neutron number55
Relative Atomic Mass
g-factor
0.452 ± 0.008
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
64.032 ± 0.006 d
spin5/2
nuclear quadrupole moment
0.22 ± 0.02
dyddiad darganfod1946
parity+

decay modeintensity
β (β decay)100%

96Zr

Rhif màs96
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
2.8 ± 0.02
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
23.4 ± 1.7 Ey
spin0
nuclear quadrupole moment
0
dyddiad darganfod1934
parity+

decay modeintensity
(double β decay)100%

97Zr

Rhif màs97
neutron number57
Relative Atomic Mass
g-factor
-1.872 ± 0.01
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
16.749 ± 0.008 h
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1951
parity+

decay modeintensity
β (β decay)100%

98Zr

Rhif màs98
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
30.7 ± 0.4 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1967
parity+

decay modeintensity
β (β decay)100%

99Zr

Rhif màs99
neutron number59
Relative Atomic Mass
g-factor
-1.858 ± 0.008
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.1 ± 0.1 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1970
parity+

decay modeintensity
β (β decay)100%

100Zr

Rhif màs100
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
7.1 ± 0.4 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1970
parity+

decay modeintensity
β (β decay)100%

101Zr

Rhif màs101
neutron number61
Relative Atomic Mass
g-factor
-0.18133333333333 ± 0.0053333333333333
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.29 ± 0.08 s
spin3/2
nuclear quadrupole moment
0.81 ± 0.06
dyddiad darganfod1972
parity+

decay modeintensity
β (β decay)100%

102Zr

Rhif màs102
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.01 ± 0.08 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1970
parity+

decay modeintensity
β (β decay)100%

103Zr

Rhif màs103
neutron number63
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.38 ± 0.07 s
spin5/2
nuclear quadrupole moment
dyddiad darganfod1987
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1%

104Zr

Rhif màs104
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
920 ± 28 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1990
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1%

105Zr

Rhif màs105
neutron number65
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
670 ± 28 ms
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1992
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2%

106Zr

Rhif màs106
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
179 ± 6 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7%

107Zr

Rhif màs107
neutron number67
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
145.7 ± 2.4 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)23%

108Zr

Rhif màs108
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
78.5 ± 2 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1997
parity+

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

109Zr

Rhif màs109
neutron number69
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
56 ± 3 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1997
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

110Zr

Rhif màs110
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
37.5 ± 2 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1997
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

111Zr

Rhif màs111
neutron number71
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
24 ± 0.5 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

112Zr

Rhif màs112
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
43 ± 21 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

113Zr

Rhif màs113
neutron number73
Relative Atomic Mass
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin3/2
nuclear quadrupole moment
dyddiad darganfod2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Zirconium crystal bar and 1cm3 cube

hanes

darganfyddwr neu ddyfeisiwrMartin Klaproth
man darganfodGermany
dyddiad darganfod1789
geirdarddiadFrom the mineral, zircon.
ynganiadzer-KO-ni-em (Saesneg)

source

Abundance
Abundance in Earth's crust
natural abundance (cefnfor)
natural abundance (corff dynol)
0.000005 %
natural abundance (Awyrfaen)
0.00066 %
natural abundance (Haul)
0.000004 %
Abundance in Universe
0.000005 %

Nuclear Screening Constants

1s0.841
2p4.0072
2s10.6262
3d14.4331
3p16.1545
3s15.6385
4d26.9284
4p26.54
4s25.0984
5s33.5545