Periodic table of elements

Potassium fluoride [KF]

SOLUBILITY:
acetone [(CH3)2CO]: 0,000022 (18)
water [H2O]: 44,7 (0), 53,5 (10), 94,9 (20), 108 (30), 142 (60), 150 (90)
sulfur dioxide [SO2]: 0,018 (0)
methanol [CH3OH]: 0,192 (20), 0,092 (55)
bromine trifluoride [BrF3]: 4,96 (25), 5,69 (70)
ethanol [C2H5OH]: 0,106 (20), 0,096 (30)

PROPERTIES:
colourless cubic crystals
M (molar mass): 58,100 g/mol
MP (melting point): 857 °C
MB (boiling point): 1500 °C
D (density): 2,5 (20, ?/??3, ?.)
ΔHmelt (molar enthalpy of melting): 28,5 kJ/mol
ΔHboil (molar enthalpy of boiling): 172,8 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -567,4 (?) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -537,7 (?) kJ/mol
298 (standard molar entropy at 298 К): 66,6 (?) J/(mol•К)
p (standard molar heat capacity): 49,32 (?) J/(mol•К)
Dip (dipole moment): 7,33 (20) debye
LD50 (median lethal doses for laboratory animals): 245 (?????, ?/?) mg/kg

LITERARY REFERENCES:
• ??????? ?????????? ????????: ?????????????? ?????????? ????????? I-IV ?????. ??????????. - ?.: ?????, 1988. – P. 47
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 804-808
• ????????? ?.?., ????? ?.?. ??????? ?????????? ??????????. - ?.: ?????, 1977. – P. 70

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