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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/cm3)
10.27 (271°C, g/cm3)
10.03 (300°C, g/cm3)
9.91 (400°C, g/cm3)
9.66 (600°C, g/cm3)
9.2 (962°C, g/cm3)

Vapour pressure (Torr):

0.01 (487°C)
0.1 (614°C)
1 (767°C)
10 (947°C)
100 (1144°C)

Electrode potential:

Bi3+ + 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 ΔfH0 (298.15 K, kJ/mol):

0 (s)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

0 (s)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

56.9 (s)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

26 (s)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

11.05

Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

177

LD50 (mg/kg):

5000 (rats, oral)

References:

  1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 512-513
  2. Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 462 [Russian]
  3. Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 50 [Russian]
  4. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 468-469 [Russian]
  5. Неорганические синтезы. - Сб. 1. - М.: ИИЛ, 1951. - pp. 10 [Russian]
  6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 58 [Russian]
  7. Справочник по редким металлам. - М.: Мир, 1965. - pp. 122-129 [Russian]
  8. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 379-380 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru