Ammonium chloride

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Ammonium chloride
PubChem {{{value}}}
RTECS number BP4550000
SMILES {{{value}}}
Template:Chembox Elements/molecular formula
Molar mass Template:Chem molar mass
Appearance White solid, hygroscopic
Odor Odorless
Density 1.519 g/cm3[1]
Melting point Template:Chembox CalcTemperatures
Boiling point Template:Chembox CalcTemperatures
Solubility Soluble in liquid ammonia, hydrazine,
Slightly soluble in acetone
Insoluble in diethyl ether, ethyl acetate[2]
Solubility in methanol 32 g/kg (17 °C)
33.5 g/kg (19 °C)
35.4 g/kg (25 °C)[2]
Solubility in ethanol 6 g/L (19 °C)[5]
Solubility in glycerol 97 g/kg[2]
Solubility in sulfur dioxide 0.09 g/kg (0 °C)
0.031 g/kg (25 °C)[2]
Solubility in acetic acid 0.67 g/kg (16.6 °C)[2]
Vapor pressure 133.3 Pa (160.4 °C)
6.5 kPa (250 °C)
33.5 kPa (300 °C)[5]
Acidity (pKa) 9.24
1.642 (20 °C)[2]
CsCl, cP2[7]
Pm3m, No. 221
a = 0.3876 nm
Std enthalpy of
−314.43 kJ/mol[5]
Standard molar
94.56 J/mol·K[5]
Specific heat capacity, C 84.1 J/mol·K[5]
NFPA 704
Flash point Non-flammable
U.S. Permissible
exposure limit (PEL)
Related compounds
Other anions Ammonium fluoride
Ammonium bromide
Ammonium iodide
Other cations Sodium chloride
Potassium chloride
Hydroxylammonium chloride
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Ammonium chloride is a chemical compound composed of ammonium and chloride ions. It is a colorless crystalline compound. It is used in soldering. It is also used as an electrolyte in the Leclanche cell, a type of primary cell. Ammonium chloride can be deprotonated by strong bases such as sodium hydroxide to produce ammonia gas.It is sublime compound.

Related pages


  1. 1.0 1.1 Template:RubberBible92nd
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 ammonium chloride. (2007-03-19). Retrieved on 2018-01-23.
  3. Template:Cite book
    Results here are multiplied by water's density at temperature of solution for unit conversion.
  4. "Solubility Products of Selected Compounds". Salt Lake Metals. Retrieved 2014-06-11.
  5. 5.0 5.1 5.2 5.3 5.4 Template:Cite book
  6. Template:RubberBible92nd
  7. Breñosa, A.G; Rodríguez, F; Moreno, M (1993). "Phase transition temperatures and thermal hysteresis in NH4Cl1−xBrx (x≤0.05) crystals determined through charge transfer spectra of Cu2+(II) centres". Solid State Communications 85 (2): 135. doi:10.1016/0038-1098(93)90362-Q. 
  8. Template:PGCH