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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/cm3)
6.98 (232°C, d4)

    Electrode potential:

    Sn2+ + 2e- → Sn, E = -0.136 V (water, 25°C)
    Sn4+ + 2e- → Sn2+, E = 0.151 V (water, 25°C)
    Sn4+ + e- → Sn3+, E = 0.7 V (water, 25°C)

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

    0 (s)

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

    0 (s)

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

    51.55 (s)

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

    26 (s)

    Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

    7.2

    Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

    296.1

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

    302 (g)

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

    168.4 (g)

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

    21.3 (g)

    References:

    1. Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 3.56
    2. Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 349, 351 [Russian]
    3. Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 51 [Russian]
    4. Методы элементоорганической химии: Германий, олово, свинец. - М.: Наука, 1968. - pp. 183 [Russian]
    5. Неорганические синтезы. - Сб. 1. - М.: ИИЛ, 1951. - pp. 10 [Russian]
    6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 88 [Russian]
    7. Реми Г. Курс неорганической химии. - Т.1. - М., 1963. - pp. 570-573 [Russian]
    8. Спиваковский В.Б. Аналитическая химия олова. - М.: Наука, 1975. - pp. 9-12 [Russian]
    9. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 596 [Russian]
    10. Успехи химии. - 1997. - Т.66, №2. - pp. 112 [Russian]
    11. Химическая энциклопедия. - Т. 3. - М.: Советская энциклопедия, 1992. - pp. 382-384 [Russian]
    12. Энциклопедия для детей. - Т.17: Химия. - М.: Аванта+, 2004. - pp. 216 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru