Periodic table of elements

Zinc fluoride [ZnF2]

SOLUBILITY:
ammonia liquid [NH3]: insoluble
water [H2O]: 1,6 (20°)
fluorine hydride [HF]: 0,016 (-23°), 0,019 (-4,4°), 0,024 (14,2°)
ethanol [C2H5OH]: insoluble

PROPERTIES:
colourless tetragonal crystals
M (molar mass): 103,380 g/mol
MP (melting point): 872 °C
BP (boiling point): 1505 °C
D (density): 4,84 (15°, g/cm3, s.)
ΔHmelt (molar enthalpy of melting): 41,8 kJ/mol
ΔHboil (molar enthalpy of boiling): 185 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -498 (g) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -713,5 (s) kJ/mol
298 (standard molar entropy at 298 К): 254,4 (g) J/(mol•К)
p (standard molar heat capacity): 51,9 (g) J/(mol•К)
P (vapor pressure): 1 (922°), 10 (1070°), 100 (1266°) Mmhg or Torr

LITERARY REFERENCES:
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 1585
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 113

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