Periodic table of elements

Cobalt(II) chloride [CoCl2]

SOLUBILITY:
acetone [(CH3)2CO]: 9,3 (22,5°)
acetonitrile [CH3CN]: 4,08 (18°)
water [H2O]: 43,5 (0°), 47,7 (10°), 52,9 (20°), 56,2 (25°), 59,7 (30°), 69,5 (40°), 93,8 (60°), 97,6 (80°), 106,2 (100°)
hydrazine [N2H4]: 1 (15°)
sulfur dioxide [SO2]: 0,013 (0°)
diethyl ether [C2H5OC2H5]: 0,021 (20°)
methanol [CH3OH]: 38,5 (20°), 58,2 (40°)
methyl acetate [CH3COOCH3]: 0,369 (18°)
formic acid [HCO2H] 95%: 6,2 (20,5°)
pyridine [C5H5N]: 0,433 (0°), 0,578 (25°), 14,34 (106°)
selenium (iv) oxide-dichloride [SeOCl2]: 0,17 (25°)
ethanol [C2H5OH]: 44,9 (0°), 54,4 (20°), 67,4 (40°)
ethyl acetate [CH3-COO-CH2-CH3]: 0,08 (14°)

PROPERTIES:
blue trigonal crystals
M (molar mass): 129,840 g/mol
MP (melting point): 724 °C
BP (boiling point): 1049 °C
D (density): 3,36 (20°, g/cm3, s.)
ΔHmelt (molar enthalpy of melting): 31 kJ/mol
ΔHboil (molar enthalpy of boiling): 113,8 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -84 (g) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -282,4 (s) kJ/mol
298 (standard molar entropy at 298 К): 296 (g) J/(mol•К)
p (standard molar heat capacity): 57,3 (g) J/(mol•К)
P (vapor pressure): 1 (660°), 100 (880°) Mmhg or Torr
LD50 (median lethal doses for laboratory animals): 60 (rats, i/p) mg/kg

LITERARY REFERENCES:
• Spravochnik po rastvorimosti. - T.1, Kn.2. - M.-L.: IAN SSSR, 1962. – P. 1004-1007
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 405-417
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 74

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