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Properties of substance:

hydroxylammonium chloride

Synonyms:

hydroxylamine hydrochloride

Group of substances:

inorganic

Physical appearance:

colorless monoclinic crystals

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

H4ClNO

Structural formula as text:

(NH3OH)Cl

Molar/atomic mass: 69.4909

Melting point (°C):

152

Decomposition temperature (°C):

152

CAS №: 5470-11-1

Solubility (g/100 g of solvent):

diethyl ether: insoluble [Ref.]
ethanol abs.: 4.43 (19.75°C) [Ref.]
glycerol: soluble [Ref.]
methanol: 16.4 (19.75°C) [Ref.]
water: 83.3 (17°C) [Ref.]
water: 94.4 (20°C) [Ref.]

Density:

1.67 (17°C, g/cm3)

Reactions:

  1. Yeild 72%. [Ref.1aster, Ref.2aster]
    3(NH3OH)Cl + H3PO4 + 3NaOH → (NH3OH)3PO4 + 3NaCl + 3H2O
  2. Yeild 60%. [Ref.1aster]
    3(NH3OH)Cl + Na2HAsO4 * 7H2O + NaOH → (NH3OH)3AsO4 + 3NaCl + 10H2O
  3. Yeild 60%. [Ref.1aster]
    2(NH3OH)Cl + (COOH)2 * 2H2O + 2NaOH → (NH3OH)2C2O4 + 2NaCl + 4H2O
  4. [Ref.1aster, Ref.2aster]
    NH2OH * HCl + CH3CH2CH2CH2ONa → NH2OH + CH3CH2CH2CH2OH + NaCl

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

-312 (s)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-66
  2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1028
  3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 51 [Russian]
  4. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 912 [Russian]
  5. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 14-15 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru