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Properties of substance:

lithium hydride

Group of substances:

inorganic

Physical appearance:

colorless cubic crystals

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

HLi

Structural formula as text:

LiH

Molar/atomic mass: 7.95

Melting point (°C):

680

Decomposition temperature (°C):

700

Solubility (g/100 g of solvent):

ammonia liquid : reaction [Ref.]
diethyl ether: sparingly soluble [Ref.]
dimethylformamide: 0.7 (25°C) [Ref.]
ethanol: reaction [Ref.]
water: reaction [Ref.]

Density:

0.78 (25°C, g/cm3)

    Viscosity (mPa·s):

    0.37 (677°C)
    0.24 (851°C)

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

    -90.65 (s)

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

    -68.48 (s)

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

    20.03 (s)

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

    27.99 (s)

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

    139 (g)

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

    170.8 (g)

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

    29.54 (g)

    References:

    1. Жигач А.Ф., Стасиневич Д.С. Химия гидридов. - Л.: Химия, 1969. - pp. 52-57 [Russian]
    2. Кулифеев В.К., Миклушевский В.В., Ватулин И.И. Литий. - М.: Мисис, 2006. - pp. 24-27 [Russian]
    3. Остроушко Ю.И., Бучихин П.И. и др. Литий, его химия и технология. - М.: ИГУИАЭ, 1960. - pp. 40-42 [Russian]
    4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 76 [Russian]
    5. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 607 [Russian]
    6. Шпильрайн Э.Э., Якимович К.А. Гидрид лития. Физико-химические и теплофизические свойства. - М.: Издательство стандартов, 1972 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru