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Diammonium sulfide

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Identification
Molecular formula
(NH4)2S
CAS number
12135-76-1
IUPAC name
diammonium;sulfide
State
State

Diammonium sulfide is typically found in an aqueous solution at room temperature. The pure solid itself is not commonly encountered due to its instability in air.

Melting point (Celsius)
-80.00
Melting point (Kelvin)
193.15
Boiling point (Celsius)
-18.00
Boiling point (Kelvin)
255.15
General information
Molecular weight
68.15g/mol
Molar mass
68.1540g/mol
Density
1.0906g/cm3
Appearence

Diammonium sulfide appears as a colorless to yellow crystalline solid with a distinct and pungent odor often described as rotten eggs, due to the presence of hydrogen sulfide often associated with impurities.

Comment on solubility

Solubility of Diammonium Sulfide

Diammonium sulfide, with the chemical formula (NH4)2S, is known for its distinct solubility characteristics. This compound is quite soluble in water, which is a notable feature of many ammonium salts. Here are a few key aspects of its solubility:

  • High Water Solubility: Diammonium sulfide readily dissolves in water, producing a clear solution.
  • Temperature Effect: Like many salts, its solubility can increase with temperature, making it more effective in warmer solvents.
  • Solvent Interaction: The interactions between diammonium sulfide and water involve hydrogen bonding and ion-dipole forces, enhancing its overall solubility.

When discussing solubility, it’s important to note that pH may influence solubility as well. For instance, in acidic conditions, its solubility might be affected, leading to variations in available concentration levels. It is also interesting to observe how the presence of other ions in solution can lead to the formation of new complexes or precipitates, hence affecting the overall solubility of diammonium sulfide in various environments.

In conclusion, diammonium sulfide is a versatile and highly soluble compound, making it useful in various applications where solubility in water is a key factor.

Interesting facts

Interesting Facts about Diammonium Sulfide

Diammonium sulfide is a fascinating chemical compound with various applications in a range of fields. Here are some intriguing facts about this compound:

  • Chemical Composition: Diammonium sulfide is composed of two ammonium ions (NH4+) and one sulfide ion (S2-), leading to its formula being an important representation of its stoichiometry.
  • Utilization in Agriculture: Due to its rich nitrogen content, diammonium sulfide is often used as a fertilizer. The release of nitrogen into the soil aids in improving plant growth and crop yield.
  • Industrial Applications: This compound is also employed in various industrial processes, including the manufacture of textiles, dyes, and paper. Its properties can act as a reducing agent or a source of nitrogen in numerous chemical reactions.
  • Environmental Considerations: While diammonium sulfide serves beneficial purposes, it’s essential for scientists to monitor its use due to potential environmental impacts. Excessive nitrogen can lead to issues like eutrophication in aquatic habitats.
  • Historical Background: The study of ammonium compounds dates back to the 18th century, with advancements in chemistry revealing their roles and applications over time. Diammonium sulfide itself highlights the evolution of our understanding of nitrogen chemistry.

In summary, diammonium sulfide is not only significant in agriculture and industry but also serves as a reminder of the complex interconnections within chemical sciences. Its use and effects continue to be an important area of study for chemists and environmental scientists alike.

Synonyms
AMMONIUM SULFIDE
Diammonium sulfide
Ammonium sulphide
DIAMMONIUM SULPHIDE
AMMONIUM MONOSULPHIDE
AMMONIUM SULFIDE [MI]
Ammonium sulfide ((nh4)2S)
AMMONIUM SULPHIDE, TRUE
FEMA No. 2053
AMMONIUM SULFIDE [FHFI]
DIAMMONIUM SULFIDE [HSDB]
DTXSID60893218
AMMONIUM SULFIDE, SOLUTION
AMMONIUM SULPHIDE, SOLUTION
DTXCID001323150
AMMONIUM SULFHYDRATE SOLUTION
AMMONIUM HYDROGEN SULFIDE SOLUTION
einecs 235-223-4
hsdb 470
un2683
unii-2h0q32tdfz
12135-76-1
diazanium;sulfide
Ammonium monosulfide
True ammonium sulfide
MFCD00010892
Ammonium sulfide solution 40-48% wt. in H2O
Ammonium monosulfide; Diammonium sulfide;
Diammonium pentasulfide
Ammoniumsulfid
Diammoniumsulfide
SCHEMBL42046
DIAMMONIUM SULFANEDIIDE
BP-20355
EN300-202987
Q416913