Bismuth Element (Periodic Table)

Bismuth

Bismuth (Bi) is a chemical element of the periodic table, located in the group 15 and the period 6, and has the atomic number 83. It is a brittle, silvery-pink post transition metal, whose name comes from the German word “wissmuth”, which means white mass. It is a member of the pnictogen group.

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
– p block

FAQs on Bismuth Element

Bismuth
‣ What does bismuth look like?

Appearance: lustrous brownish silver
‣ When was bismuth discovered and by whom?

Discovery: Arabic alchemists (before AD 1000)
‣ Where is bismuth located on the periodic table?

Bismuth Periodic Table

Location: Bismuth is found in the sixth row of the periodic table below the antimony element.
‣ What is the atomic number of bismuth?

Atomic number (Z): 83
‣ What is the symbol of bismuth?

Symbol: Bi
Bismuth atomic weight: 208.98040
‣ What block does bismuth belong to?

Block: p-block
‣ What is the group number of the element bismuth?

Group: 15 (pnictogens)
‣ What period is bismuth in on the periodic table?

Period: 6
Bismuth atomic radius: empirical: 156 pm
Bismuth covalent radius: 148±4 pm
Bismuth Van der Waals radius: 207 pm
‣ What is bismuth’s melting point?

Melting point: 544.7 K (271.5 °C, 520.7 °F)
‣ What is the boiling point of bismuth?

Boiling point: 1837 K (1564 °C, 2847 °F)
‣ How many electron shells does bismuth have?

Electrons per shell: 2, 8, 18, 32, 18, 5
‣ What is the electron configuration for bismuth?

Electron configuration: [Xe] 4f14 5d10 6s2 6p3
‣ What is the ionization energy of bismuth?

Ionization energies:
1st: 703 kJ/mol
2nd: 1610 kJ/mol
3rd: 2466 kJ/mol
‣ What is the phase of bismuth?

Phase (at r.t): solid
‣ What is bismuth’s density?

Density (near r.t): 9.78 g/cm3
when liquid (at m.p): 10.05 g/cm3
Bismuth magnetic ordering: diamagnetic
Bismuth natural occurrence: primordial
Bismuth oxidation state: +3
‣ What’s the electronegativity of bismuth?

Electronegativity: Pauling scale: 2.02
Bismuth poisson’s ratio: 0.33
Bismuth heat of fusion: 11.30 kJ/mol
Bismuth heat of vaporization: 179 kJ/mol
Bismuth molar heat capacity: 25.52 J/(mol K)
Bismuth molar magnetic susceptibility: -280.1 × 10-6 cm3/mol
Speed of sound in bismuth: 1790 m/s (at 20 °C)
‣ What is the crystal structure of bismuth?

Crystal structure: rhombohedral
Thermal expansion of bismuth: 13.4 µm/(m.K) (at 25 °C)
Thermal conductivity of bismuth: 7.97 W/(m.K)
Bismuth electrical resistivity: 1.29 nΩ.m (at 20 °C)
‣ What is the hardness of bismuth?

Mohs hardness: 2.25
Brinell hardness: 70-95 MPa
Young’s modulus of bismuth: 32 GPa
Shear modulus of bismuth: 12 GPa
Bulk modulus of bismuth: 31 GPa
Bismuth CAS number: 7440-69-9

‣ Bismuth vapor pressure

Vapor pressure
P (Pa)1101001 k10 k100 k
at T (K)94110411165132515381835

‣ How many isotopes does bismuth have?

Main isotopes of bismuth
IsotopeAbundanceHalf-life (t1/2)Decay modeProduct
207Bisyn31.55 yβ+207Pb
208Bisyn3.68 × 105 yβ+208Pb
209Bi100 %2.01 × 1019 yα205Tl
210Bitrace5.012 dβ
α
210Po
206Tl
210Bisyn3.04 × 106 yIT
α
210Bi
206Tl

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