Titani

Titani (Ti)

chemical element with symbol Ti and atomic number 22
Atomic Number22
Atomic Weight47.867
mass number48
Group4
Period4
Blockd
proton22 p+
neutron26 n0
electron22 e-
Animated Bohr model of Ti (Titani)

Proprietat Fisica

Rai Atomic
140 pm
molar volume
covalent radius
136 pm
Metallic Radius
132 pm
ionic radius
86 pm
Crystal Radius
100 pm
Rai de van der Waals
211 pm
densitat
4.506 g/cm³
Atomic Radii Of The Elements: Titani0102030405060708090100110120130140150160170180190200210220pmRai AtomicCovalent RadiusMetallic RadiusRai de van der Waals

Chemical Property

energia
proton affinity
876 kJ/mol
electron affinity
ionization energy
6.82812 eV/particle
ionization energy of Ti (Titani)
enthalpy of vaporization
422.6 kJ/mol
enthalpy of fusion
18.8 kJ/mol
standard enthalpy of formation
473 kJ/mol
electron
electron shell2, 8, 10, 2
Bohr model: Ti (Titani)
valence electron2
Lewis structure: Ti (Titani)
electron configuration[Ar] 3d2 4s2
1s2 2s2 2p6 3s2 3p6 3d2 4s2
Enhanced Bohr model of Ti (Titani)
Orbital Diagram of Ti (Titani)
oxidation number-2, -1, 0, 1, 2, 3, 4
Electronegativitat
1.54
Electrophilicity Index
0.8836023565738941 eV/particle
fundamental state of matter
estat de la matèriaSolid
gaseous state of matter
Boiling Point
3560.15 K
Melting Point
1943.15 K
critical pressure
critical temperature
Ponch triple
appearance
Color
Silver
appearancesilvery grey-white metallic
Indici de refraccion
thermodynamic material property
Thermal Conductivity
21.9 W/(m K)
thermal expansion
0.0000086 1/K
molar heat capacity
25.06 J/(mol K)
Specific Heat Capacity
0.523 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
2.5 MS/m
electrical resistivity
0.0000004 m Ω
superconductivity
0.4 K
magnetism
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000401 m³/Kg
magnetic susceptibility (Molar)
0.000000001919 m³/mol
magnetic susceptibility (Volume)
0.0001807
magnetic ordering
Curie temperature
Néel temperature
estructura
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2.95 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Duretat
6 MPa
bulk modulus
110 GPa
shear modulus
44 GPa
Young's modulus
116 GPa
Poisson's ratio
0.32
speed of sound
4140 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupIVA
IUPAC GroupIVB
Glawe Number51
Mendeleev Number43
Pettifor Number51
Geochemical Classfirst series transition metal
Goldschmidt classificationlitophile

other

Gas Basicity
853.7 kJ/mol
polarizability
100 ± 10 a₀
C6 Dispersion Coefficient
1044 a₀
allotrope
Neutron cross section
6.1
Neutron Mass Absorption
0.0044
quantum number3F2
space group194 (P63/mmc)

Isotopes of Titanium

Stable Isotopes5
Unstable Isotopes24
Natural Isotopes5
Isotopic Composition4873.72%4873.72%468.25%468.25%477.44%477.44%495.41%495.41%505.18%505.18%

37Ti

mass number37
neutron number15
relative atomic mass
37.027021 ± 0.000429 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin1/2
nuclear quadrupole moment
0
data de descobèrta
parity+

decay modeintensity
p (proton emission)

38Ti

mass number38
neutron number16
relative atomic mass
38.012206 ± 0.000322 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin0
nuclear quadrupole moment
0
data de descobèrta
parity+

decay modeintensity
2p (2-proton emission)

39Ti

mass number39
neutron number17
relative atomic mass
39.002684 ± 0.000215 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
28.5 ± 0.9 ms
Espin3/2
nuclear quadrupole moment
data de descobèrta1990
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)93.7%
2p (2-proton emission)

40Ti

mass number40
neutron number18
relative atomic mass
39.990345146 ± 0.000073262 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
52.4 ± 0.3 ms
Espin0
nuclear quadrupole moment
0
data de descobèrta1982
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)95.8%

41Ti

mass number41
neutron number19
relative atomic mass
40.983148 ± 0.00003 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
81.9 ± 0.5 ms
Espin3/2
nuclear quadrupole moment
data de descobèrta1964
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)91.1%

42Ti

mass number42
neutron number20
relative atomic mass
41.973049369 ± 0.000000289 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
208.3 ± 0.4 ms
Espin0
nuclear quadrupole moment
0
data de descobèrta1964
parity+

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

43Ti

mass number43
neutron number21
relative atomic mass
42.96852842 ± 0.000006139 Da
g-factor
0.24285714285714 ± 0.0057142857142857
natural abundance
Radioactivitat☢️ radioactive element
Semivida
509 ± 5 ms
Espin7/2
nuclear quadrupole moment
data de descobèrta1948
parity-

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

44Ti

mass number44
neutron number22
relative atomic mass
43.959689936 ± 0.000000751 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
59.1 ± 0.3 y
Espin0
nuclear quadrupole moment
0
data de descobèrta1954
parity+

decay modeintensity
ϵ (electron capture)100%

45Ti

mass number45
neutron number23
relative atomic mass
44.958120758 ± 0.000000897 Da
g-factor
0.027142857142857 ± 0.00057142857142857
natural abundance
Radioactivitat☢️ radioactive element
Semivida
184.8 ± 0.5 m
Espin7/2
nuclear quadrupole moment
0.015 ± 0.015
data de descobèrta1941
parity-

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

46Ti

mass number46
neutron number24
relative atomic mass
45.952626356 ± 0.000000097 Da
g-factor
0
natural abundance
8.25 ± 0.03
Radioactivitatstable isotope
SemividaNot Radioactive ☢️
Espin0
nuclear quadrupole moment
0
data de descobèrta1934
parity+

47Ti

mass number47
neutron number25
relative atomic mass
46.951757491 ± 0.000000085 Da
g-factor
natural abundance
7.44 ± 0.02
Radioactivitatstable isotope
SemividaNot Radioactive ☢️
Espin5/2
nuclear quadrupole moment
0.302 ± 0.01
data de descobèrta1934
parity-

48Ti

mass number48
neutron number26
relative atomic mass
47.947940677 ± 0.000000079 Da
g-factor
0
natural abundance
73.72 ± 0.03
Radioactivitatstable isotope
SemividaNot Radioactive ☢️
Espin0
nuclear quadrupole moment
0
data de descobèrta1923
parity+

49Ti

mass number49
neutron number27
relative atomic mass
48.947864391 ± 0.000000084 Da
g-factor
natural abundance
5.41 ± 0.02
Radioactivitatstable isotope
SemividaNot Radioactive ☢️
Espin7/2
nuclear quadrupole moment
0.247 ± 0.011
data de descobèrta1934
parity-

50Ti

mass number50
neutron number28
relative atomic mass
49.944785622 ± 0.000000088 Da
g-factor
0
natural abundance
5.18 ± 0.02
Radioactivitatstable isotope
SemividaNot Radioactive ☢️
Espin0
nuclear quadrupole moment
0
data de descobèrta1934
parity+

51Ti

mass number51
neutron number29
relative atomic mass
50.946609468 ± 0.000000519 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
5.76 ± 0.01 m
Espin3/2
nuclear quadrupole moment
data de descobèrta1947
parity-

decay modeintensity
β (β decay)100%

52Ti

mass number52
neutron number30
relative atomic mass
51.946883509 ± 0.000002948 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
1.7 ± 0.1 m
Espin0
nuclear quadrupole moment
0
data de descobèrta1966
parity+

decay modeintensity
β (β decay)100%

53Ti

mass number53
neutron number31
relative atomic mass
52.949670714 ± 0.0000031 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
32.7 ± 0.9 s
Espin3/2
nuclear quadrupole moment
data de descobèrta1977
parity

decay modeintensity
β (β decay)100%

54Ti

mass number54
neutron number32
relative atomic mass
53.950892 ± 0.000017 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
2.1 ± 1 s
Espin0
nuclear quadrupole moment
0
data de descobèrta1980
parity+

decay modeintensity
β (β decay)100%

55Ti

mass number55
neutron number33
relative atomic mass
54.955091 ± 0.000031 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
1.3 ± 0.1 s
Espin1/2
nuclear quadrupole moment
0
data de descobèrta1980
parity

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

56Ti

mass number56
neutron number34
relative atomic mass
55.957677675 ± 0.000107569 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
200 ± 5 ms
Espin0
nuclear quadrupole moment
0
data de descobèrta1980
parity+

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

57Ti

mass number57
neutron number35
relative atomic mass
56.963068098 ± 0.00022102 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
95 ± 8 ms
Espin5/2
nuclear quadrupole moment
data de descobèrta1985
parity-

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

58Ti

mass number58
neutron number36
relative atomic mass
57.966808519 ± 0.000196823 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
55 ± 6 ms
Espin0
nuclear quadrupole moment
0
data de descobèrta1992
parity+

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

59Ti

mass number59
neutron number37
relative atomic mass
58.972217 ± 0.000322 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
28.5 ± 1.9 ms
Espin5/2
nuclear quadrupole moment
data de descobèrta1997
parity-

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

60Ti

mass number60
neutron number38
relative atomic mass
59.976275 ± 0.000258 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
22.2 ± 1.6 ms
Espin0
nuclear quadrupole moment
0
data de descobèrta1997
parity+

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

61Ti

mass number61
neutron number39
relative atomic mass
60.982426 ± 0.000322 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
15 ± 4 ms
Espin1/2
nuclear quadrupole moment
0
data de descobèrta1997
parity-

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

62Ti

mass number62
neutron number40
relative atomic mass
61.986903 ± 0.000429 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin0
nuclear quadrupole moment
0
data de descobèrta2009
parity+

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

63Ti

mass number63
neutron number41
relative atomic mass
62.993709 ± 0.000537 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin1/2
nuclear quadrupole moment
0
data de descobèrta2009
parity-

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

64Ti

mass number64
neutron number42
relative atomic mass
63.998411 ± 0.000644 Da
g-factor
0
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin0
nuclear quadrupole moment
0
data de descobèrta2013
parity+

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

65Ti

mass number65
neutron number43
relative atomic mass
65.005593 ± 0.000751 Da
g-factor
natural abundance
Radioactivitat☢️ radioactive element
Semivida
Espin1/2
nuclear quadrupole moment
0
data de descobèrta
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Titan-crystal bar.JPG

istòria

descobridor o inventaireWilliam Gregor
luòc de descobèrtaEngland
data de descobèrta1791
EtimologiaGreek: titanos (Titans).
pronunciationtie-TAY-ni-em (English)

source

Abundance
Abundance in Earth's crust
5650 mg/kg
natural abundance (Ocean)
0.001 mg/L
natural abundance (còs uman)
natural abundance (meteoroid)
0.054 %
natural abundance (Solelh)
0.0004 %
Abundance in Universe
0.0003 %

Nuclear Screening Constants

1s0.5591
2p3.9352
2s6.6234
3d13.8586
3p11.8963
3s10.9669
4s17.1832