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Properties of substance:

cadmium nitrate tetrahydrate

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

Empirical formula (Hill's system for organic substances):

H8CdN2O10

Structural formula as text:

Cd(NO3)2 * 4H2O

Molar/atomic mass: 308.47

Melting point (°C):

59.4

Boiling point (°C):

132

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
ammonia liquid : soluble [Ref.]
ethanol: very soluble [Ref.]
ethyl acetate: very soluble [Ref.]
water: 106.6 (0°C) [Ref.]
water: 135.3 (10°C) [Ref.]
water: 149.4 (20°C) [Ref.]
water: 159.1 (25°C) [Ref.]
water: 168.8 (30°C) [Ref.]
water: 194.1 (40°C) [Ref.]
water: 233.3 (50°C) [Ref.]
water: 619 (60°C) [Ref.]
water: 652 (80°C) [Ref.]
water: 681 (100°C) [Ref.]

Hygroscopic:

yes

Density:

2.45 (17°C, g/cm3)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-1236.5 (s)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

-1653.2 (s)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

393 (s)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

347 (s)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

32.6

LD50 (mg/kg):

100 (rats, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-54
  2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 373-375
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 67 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru