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Properties of substance:
bismuth
Group of substances:
inorganic
Physical appearance:
hexagonal metal
Empirical formula (Hill's system for organic substances):
Bi
Structural formula as text:
Bi
Molar/atomic mass: 208.98
Melting point (°C):
271.4
Boiling point (°C):
1552
Solubility (g/100 g of solvent):
ammonia liquid
: insoluble [
Ref.
]
bismuth tribromide
: 38 (294°C) [
Ref.
]
bismuth trichloride
: 36 (320°C) [
Ref.
]
bismuth triiodide
: 24.6 (336°C) [
Ref.
]
gallium
: practically insoluble (30°C) [
Ref.
]
mercury
: 1.42 (18°C) [
Ref.
]
mercury
: miscible (267°C) [
Ref.
]
water
: insoluble [
Ref.
]
Density:
9.8 (20°C, g/cm
3
)
10.27 (271°C, g/cm
3
)
10.03 (300°C, g/cm
3
)
9.91 (400°C, g/cm
3
)
9.66 (600°C, g/cm
3
)
9.2 (962°C, g/cm
3
)
Vapour pressure (Torr):
0.01 (487°C)
0.1 (614°C)
1 (767°C)
10 (947°C)
100 (1144°C)
Electrode potential:
Bi
3+
+ 3e
-
→ Bi, E = 0.215 V (water, 25°C)
Viscosity (mPa·s):
1.66 (304°C)
1.27 (461°C)
1 (600°C)
Surface tension (mN/m):
388 (300°C)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
0 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
0 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
56.9 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
26 (s)
Molar enthalpy (heat) of fusion Δ
fus
H (kJ/mol):
11.05
Enthalpy (heat) of vaporization Δ
vap
H (kJ/mol):
177
LD
50
(mg/kg):
5000 (rats, oral)
References:
Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 512-513
Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 462 [Russian]
Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 50 [Russian]
Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 468-469 [Russian]
Неорганические синтезы. - Сб. 1. - М.: ИИЛ, 1951. - pp. 10 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 58 [Russian]
Справочник по редким металлам. - М.: Мир, 1965. - pp. 122-129 [Russian]
Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 379-380 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru