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Properties of substance:
sodium dichromate
skc-file
Group of substances:
inorganic
Empirical formula (Hill's system for organic substances):
Cr
2
Na
2
O
7
Structural formula as text:
Na2Cr2O7
Molar/atomic mass: 261.97
Melting point (°C):
357
Decomposition temperature (°C):
400
Solubility (g/100 g of solvent):
ammonia liquid
: 0.05 (-10°C) [
Ref.
]
ethanol
: soluble [
Ref.
]
water
: 163.16 (0°C) [
Ref.
]
water
: 180 (20°C) [
Ref.
]
water
: 189.9 (25°C) [
Ref.
]
water
: 405 (90°C) [
Ref.
]
water
: 433 (98°C) [
Ref.
]
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-1983 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
250 (s)
References:
Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1254-1257
Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 372 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 86 [Russian]
Реми Г. Курс неорганической химии. - Т.2. - М., 1966. - pp. 174 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 132 [Russian]
Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 362 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru