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Properties of substance:

nickel(II) bromide

Synonyms:

nickel bromide

Group of substances:

inorganic

Physical appearance:

trigonal crystals

Empirical formula (Hill's system for organic substances):

Br2Ni

Structural formula as text:

NiBr2

Molar/atomic mass: 218.51

Sublimation point (°C):

919

Solubility (g/100 g of solvent):

acetone: 1.66 (0°C) [Ref.]
acetone: 0.81 (20°C) [Ref.]
acetone: 0.27 (50°C) [Ref.]
benzonitrile: sparingly soluble [Ref.]
bromine liquid: 0.0003 (25°C) [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
methanol: 33 (10°C) [Ref.]
methanol: 35.1 (20°C) [Ref.]
methanol: 38.1 (30°C) [Ref.]
methanol: 43.3 (40°C) [Ref.]
methanol: 49.1 (50°C) [Ref.]
methanol: 53.7 (60°C) [Ref.]
methanol: 59.6 (70°C) [Ref.]
propylene carbonate: 0.1 (25°C) [Ref.]
quinoline: soluble [Ref.]
water: 113 (0°C) [Ref.]
water: 122 (10°C) [Ref.]
water: 131 (20°C) [Ref.]
water: 134 (25°C) [Ref.]
water: 138 (30°C) [Ref.]
water: 144 (40°C) [Ref.]
water: 150 (50°C) [Ref.]
water: 152 (60°C) [Ref.]
water: 154 (80°C) [Ref.]
water: 155 (100°C) [Ref.]

Hygroscopic:

yes

Density:

4.6 (20°C, g/cm3)

Vapour pressure (Torr):

0.1 (587°C)
1 (653°C)
10 (730°C)
100 (822°C)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-214 (s)

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

-201 (s)

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

129 (s)

ΔHsublimation (kJ/mol):

224.6

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

20 (g)

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

317 (g)

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

59.4 (g)

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1337-1338
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 87 [Russian]
  3. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 356 [Russian]
  4. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1011 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru