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Properties of substance:

allene

Group of substances:

organic

Physical appearance:

gas

Empirical formula (Hill's system for organic substances):

C3H4

Structural formula as text:

CH2=C=CH2

Molar/atomic mass: 40.07

Melting point (°C):

-146

Boiling point (°C):

-32

Solubility (g/100 g of solvent):

benzene: soluble [Ref.]
petroleum ether: soluble [Ref.]
water: insoluble [Ref.]

Density:

0.662 (-34.5°C, g/cm3)

Refractive index (nD):

1.4168 (-34.5°C)

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

    192.1 (g)

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

    244 (g)

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

    59.1 (g)

    References:

    1. Binneweis M., Milke E. Thermochemical Data of Elements and Compounds. - 2ed, 2002. - pp. 266
    2. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-10
    3. Каррер П. Курс органической химии. - Л.: ГНТИХЛ, 1960. - pp. 70 [Russian]
    4. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 550 [Russian]
    5. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 121 [Russian]
    6. Реутов О.А., Курц А.Л., Бутин К.П. Органическая химия. - 2-е изд., Ч.1. - М.: Бином. Лаборатория знаний, 2005. - pp. 544 [Russian]
    7. Успехи химии. - 1964. - Т.33, №1. - pp. 7 [Russian]
    8. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 99 [Russian]
    9. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 24-25 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru