Yttrium Element (Periodic Table)

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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