Yttrium Element (Periodic Table)

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Yttrium

Yttrium (Y) is a chemical element of the periodic table, located in the group 3 and the period 5, and is having the atomic number 39. It is a soft, ductile, silvery-white transition metal, which is named after Ytterby, a village in Sweden, where it was mined. It is counted as one of the rare earth elements.

group
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
period
1
 1
H
 2
He
2
 3
Li
 4
Be
 5
B
 6
C
 7
N
 8
O
 9
F
 10
Ne
3
 11
Na
 12
Mg
 13
Al
 14
Si
 15
P
 16
S
 17
Cl
 18
Ar
4
 19
K
 20
Ca
 21
Sc
 22
Ti
 23
V
 24
Cr
 25
Mn
 26
Fe
 27
Co
 28
Ni
 29
Cu
 30
Zn
 31
Ga
 32
Ge
 33
As
 34
Se
 35
Br
 36
Kr
5
 37
Rb
 38
Sr
 39
Y
 40
Zr
 41
Nb
 42
Mo
 43
Tc
 44
Ru
 45
Rh
 46
Pd
 47
Ag
 48
Cd
 49
In
 50
Sn
 51
Sb
 52
Te
 53
I
 54
Xe
6
 55
Cs
 56
Ba
 72
Hf
 73
Ta
 74
W
 75
Re
 76
Os
 77
Ir
 78
Pt
 79
Au
 80
Hg
 81
Tl
 82
Pb
 83
Bi
 84
Po
 85
At
 86
Rn
7
 87
Fr
 88
Ra
 104
Rf
 105
Db
 106
Sg
 107
Bh
 108
Hs
 109
Mt
 110
Ds
 111
Rg
 112
Cn
 113
Nh
 114
Fl
 115
Mc
 116
Lv
 117
Ts
 118
Og
57
La
 58
Ce
 59
Pr
 60
Nd
 61
Pm
 62
Sm
 63
Eu
 64
Gd
 65
Tb
 66
Dy
 67
Ho
 68
Er
 69
Tm
 70
Yb
 71
Lu
89
Ac
 90
Th
 91
Pa
 92
U
 93
Np
 94
Pu
 95
Am
 96
Cm
 97
Bk
 98
Cf
 99
Es
 100
Fm
 101
Md
 102
No
 103
Lr
– d block

FAQs on Yttrium Element

Yttrium
‣ What does yttrium look like?

Appearance: silvery white
‣ Who discovered the element yttrium? When was yttrium discovered?

Discovery: Johan Gadolin (1794)
First isolation: Friedrich Wohler (1838)
‣ Where is yttrium on the periodic table?

Yttrium Periodic Table

Location: Yttrium is found in the third column of the periodic table, next to the strontium element.
‣ What is the atomic number of yttrium?

Atomic number (Z): 39
‣ Yttrium symbol: Y
‣ Yttrium atomic weight: 88.90584
‣ Yttrium is which block element?

Block: d-block
‣ What group is yttrium in the periodic table?

Group: 3
‣ What period is yttrium in the periodic table?

Period: 5
‣ Yttrium atomic radius: empirical: 180 pm
‣ Yttrium covalent radius: 190±7 pm
‣ What is yttrium melting point?

Melting point: 1799 K (1526 °C, 2779 °F)
‣ What is yttrium boiling point?

Boiling point: 3203 K (2930 °C, 5306 °F)
‣ How many electron shells does yttrium have?

Electrons per shell: 2, 8, 18, 9, 2
‣ What is the electron configuration of yttrium?

Electron configuration: [Kr] 4d1 5s2
‣ Yttrium ionization energies:
1st: 600 kJ/mol
2nd: 1180 kJ/mol
3rd: 1980 kJ/mol
‣ What is the phase of yttrium?

Phase (at r.t): solid
‣ Yttrium density (near r.t): 4.472 g/cm3
when liquid (at m.p): 4.24 g/cm3
‣ Yttrium magnetic ordering: paramagnetic
‣ Yttrium natural occurrence: primordial
‣ Yttrium oxidation state: +3
‣ What’s the electronegativity of yttrium?

Electronegativity: Pauling scale: 1.22
‣ Yttrium poisson’s ratio: 0.243
‣ Yttrium heat of fusion: 11.42 kJ/mol
‣ Yttrium heat of vaporization: 363 kJ/mol
‣ Yttrium molar heat capacity: 26.53 J/(mol K)
‣ Yttrium molar magnetic susceptibility: +2.15 × 10-6 cm3/mol (2928 K)
‣ Speed of sound in yttrium: 3300 m/s (at 20 °C)
‣ What is the crystal structure of yttrium?

Crystal structure: hexagonal close-packed (hcp)
‣ Thermal expansion of yttrium: α, poly: 10.6 µm/(m.K) (at r.t)
‣ Thermal conductivity of yttrium: 17.2 W/(m.K)
‣ Yttrium electrical resistivity: α, poly: 596 nΩ.m (at r.t)
‣ Yttrium hardness

Brinell hardness: 200-589 MPa
‣ Young’s modulus of yttrium: 63.5 GPa
‣ Shear modulus of yttrium: 25.6 GPa
‣ Bulk modulus of yttrium: 41.2 GPa
‣ Yttrium CAS number: 7440-65-5

‣ Yttrium vapor pressure

Vapor pressure
P (Pa)1101001 k10 k100 k
at T (K)18832075(2320)(2627)(3036)(3607)

‣ How many isotopes does yttrium have?

Main isotopes of yttrium
IsotopeAbundanceHalf-life (t1/2)Decay modeProduct
87Ytsyn3.4 dε
γ		87Sr
–
88Ytsyn106.6 dε
γ		88Sr
–
89Yt100 %stable
90Ytsyn2.7 dβ–
γ		90Zr
–
91Ytsyn58.5 dβ–
γ		91Zr
–

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