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Properties of substance:

bis-tetrafluoroammonium hexafluoronickelate(IV)

Group of substances:

inorganic

Physical appearance:

tetragonal crystals

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

F14N2Ni

Structural formula as text:

(NF4)2[NiF6]

Molar/atomic mass: 352.68

Decomposition temperature (°C):

200

CAS №: 63105-40-8

Density:

2.71 (g/cm3)

Reactions:

  1. [Ref.1]
    2(NF4)2NiF6 + 5H2O → 4NF3 + 10HF + 2O2 + OF2 + 2NiF2

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

-930 (s)

References:

  1. Inorganic Chemistry. - 1977. - Vol. 16, No. 9. - pp. 2238-2241
  2. Janiak C., Klapotke T.M., Meyer H.-J. Moderne Anorganische Chemie. - Berlin: Walter de Gruyter, 2003. - pp. 76
  3. Journal of Fluorine Chemistry. - 1981. - Vol. 17, №5. - pp. 479-484

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru