Periodic table of elements

Manganese(II) chloride [MnCl2]

SOLUBILITY:
water [H2O]: 63,4 (0°), 68,1 (10°), 73,9 (20°), 77,2 (25°), 80,7 (30°), 88,6 (40°), 98,2 (50°), 108,6 (60°), 112,7 (80°), 115,3 (100°), 120 (140°)
hydrazine [N2H4]: 13 (20°)
diethyl ether [C2H5OC2H5]: insoluble
pyridine [C5H5N]: 1,28 (0°), 1,06 (25°)
selenium (iv) oxide-dichloride [SeOCl2]: 0,16 (25°)
ethanol [C2H5OH]: soluble

PROPERTIES:
pink trigonal crystals
M (molar mass): 125,840 g/mol
MP (melting point): 650 °C
BP (boiling point): 1238 °C
D (density): 2,977 (25°, g/cm3, s.)
ΔHmelt (molar enthalpy of melting): 37,7 kJ/mol
ΔHboil (molar enthalpy of boiling): 148 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -263 (g) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -440,4 (s) kJ/mol
298 (standard molar entropy at 298 К): 295 (g) J/(mol•К)
p (standard molar heat capacity): 58 (g) J/(mol•К)
P (vapor pressure): 1 (729°), 10 (844°), 100 (1017°) Mmhg or Torr
LD50 (median lethal doses for laboratory animals): 450 (mice, i/g) mg/kg

LITERARY REFERENCES:
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 1000-1002
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - L.: Himiya, 1977. – P. 79-80

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