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Properties of substance:
tin white
Group of substances:
inorganic
Physical appearance:
white tetragonal metal
Empirical formula (Hill's system for organic substances):
Sn
Structural formula as text:
Sn
Molar/atomic mass: 118.69
Melting point (°C):
231.9
Boiling point (°C):
2620
Solubility (g/100 g of solvent):
hydrazine
: insoluble [
Ref.
]
mercury
: 0.62 (18°C) [
Ref.
]
Numerical data:
Superconducting temperature (K): 3.722
Density:
7.29 (20°C, g/cm
3
)
6.98 (232°C, d
4
)
Electrode potential:
Sn
2+
+ 2e
-
→ Sn, E = -0.136 V (water, 25°C)
Sn
4+
+ 2e
-
→ Sn
2+
, E = 0.151 V (water, 25°C)
Sn
4+
+ e
-
→ Sn
3+
, E = 0.7 V (water, 25°C)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
0 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
0 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
51.55 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
26 (s)
Molar enthalpy (heat) of fusion Δ
fus
H (kJ/mol):
7.2
Enthalpy (heat) of vaporization Δ
vap
H (kJ/mol):
296.1
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
302 (g)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
168.4 (g)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
21.3 (g)
References:
Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 3.56
Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 349, 351 [Russian]
Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 51 [Russian]
Методы элементоорганической химии: Германий, олово, свинец. - М.: Наука, 1968. - pp. 183 [Russian]
Неорганические синтезы. - Сб. 1. - М.: ИИЛ, 1951. - pp. 10 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 88 [Russian]
Реми Г. Курс неорганической химии. - Т.1. - М., 1963. - pp. 570-573 [Russian]
Спиваковский В.Б. Аналитическая химия олова. - М.: Наука, 1975. - pp. 9-12 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 596 [Russian]
Успехи химии. - 1997. - Т.66, №2. - pp. 112 [Russian]
Химическая энциклопедия. - Т. 3. - М.: Советская энциклопедия, 1992. - pp. 382-384 [Russian]
Энциклопедия для детей. - Т.17: Химия. - М.: Аванта+, 2004. - pp. 216 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru