Periodic table of elements

Silver sulfide [Ag2S]

SOLUBILITY:
water [H2O]: insoluble

PROPERTIES:
black cubic crystals
M (molar mass): 247,800 g/mol
MP (melting point): 825 °C
D (density): 7,317 (20°, g/cm3, s.)
ΔHmelt (molar enthalpy of melting): 14,06 kJ/mol
ΔH°298 (Standard molar enthalpy of reaction at 298 К): -32,8 (s) kJ/mol
ΔG°298 (standard molar Gibbs energy of reaction at 298 К): -40,8 (s) kJ/mol
298 (standard molar entropy at 298 К): 144 (s) J/(mol•К)
p (standard molar heat capacity): 76,53 (s) J/(mol•К)
pSP (solubility product index): 49,2 (20°, water)

LITERARY REFERENCES:
• Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1 - New York: D. Van Nostrand Company, 1940. – P. 73
• Nekrasov B.V. Osnovy obschey himii. - T.2. - M.: Himiya, 1973. – P. 268
• Rabinovich V.A., Havin Z.Ya. Kratkiy himicheskiy spravochnik. - 2-e izd. - L.: Himiya, 1978. – P. 100

MENU: