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Properties of substance:

cesium hexafluorosilicate

Group of substances:

inorganic

Physical appearance:

colorless cubic crystals

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

Cs2F6Si

Structural formula as text:

Cs2SiF6

Molar/atomic mass: 407.887

Decomposition temperature (°C):

245-800

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: 0.602 (17°C) [Ref.]

    Electrode potential:

    SiF62- + 4e- → Si + 6F-, E = -1.2 V (water, 25°C)

    Dissociation:

    pKsp (0) = 4.9 (20°C, water)

    References:

    1. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 214-215 [Russian]
    2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 169 [Russian]
    3. Лурье Ю.Ю. Справочник по аналитической химии. - М.: Химия, 1979. - pp. 98 [Russian]
    4. Фтор и его соединения. – Под ред. Саймонса Дж., Т. 1. - М.: ИИЛ, 1953. - pp. 118 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru