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Properties of substance:
cesium bromide
Synonyms:
caesium bromide
Group of substances:
inorganic
Physical appearance:
colorless cubic crystals
Empirical formula (Hill's system for organic substances):
BrCs
Structural formula as text:
CsBr
Molar/atomic mass: 212.81
Melting point (°C):
636
Boiling point (°C):
1300
Solubility (g/100 g of solvent):
acetone
: 0.00403 (18°C) [
Ref.
]
acetone
: 0.00406 (37°C) [
Ref.
]
acetonitrile
: 0.1 (18°C) [
Ref.
]
acetonitrile
: 0.14 (25°C) [
Ref.
]
ammonia liquid
: 4.38 (0°C) [
Ref.
]
bromine liquid
: 23.9 (25°C) [
Ref.
]
ethanol
: soluble [
Ref.
]
formic acid
: 69.6 (18°C) [
Ref.
]
formic acid
: 71.7 (25°C) [
Ref.
]
methanol
: 2.17 (18°C) [
Ref.
]
methanol
: 2.25 (25°C) [
Ref.
]
water
: 81.9 (0°C) [
Ref.
]
water
: 107.6 (18°C) [
Ref.
]
water
: 123.3 (25°C) [
Ref.
]
water
: 155.2 (40°C) [
Ref.
]
water
: 195 (60°C) [
Ref.
]
water
: 214 (80°C) [
Ref.
]
Properties of solutions:
50% (wt.), solvent - water
Density (g/cm
3
) = 1.6197 (20°)
Density:
4.44 (20°C, g/cm
3
)
3.13 (637°C, g/cm
3
)
Refractive index (n
D
):
1.6984 (20°C)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-394.6 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
-383.3 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
121 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
51.9 (s)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-206 (g)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
267.42 (g)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
37.31 (g)
Molar enthalpy (heat) of fusion Δ
fus
H (kJ/mol):
23.6
Enthalpy (heat) of vaporization Δ
vap
H (kJ/mol):
148
References:
Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 450
Плющев В.Е., Степин Б.Д. Аналитическая химия рубидия и цезия. - М.: Наука, 1975. - pp. 22-27 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 111 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 734 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru