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Properties of substance:
sodium hydrogen sulfide
Group of substances:
inorganic
Physical appearance:
colorless cubic crystals
Empirical formula (Hill's system for organic substances):
HNaS
Structural formula as text:
NaSH
Molar/atomic mass: 56.06
Melting point (°C):
350
Solubility (g/100 g of solvent):
ethanol
: soluble [
Ref.
]
water
: 72.4 (20°C) [
Ref.
]
Hygroscopic:
yes
Density:
1.79 (20°C, g/cm
3
)
Reactions:
[
Ref.1
]
2NaSH + 3S → Na
2
S
4
+ H
2
S
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
-213 (s)
References:
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 85 [Russian]
Химическая энциклопедия. - Т. 3. - М.: Советская энциклопедия, 1992. - pp. 186 [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