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Ammonium Dihydrogen Phosphate

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Identification
Molecular formula
NH4H2PO4
CAS number
7722-76-1
IUPAC name
ammonium dihydrogen phosphate
State
State

At room temperature, ammonium dihydrogen phosphate exists as a solid in the form of crystals or powder. It is stable under normal conditions, but will decompose when heated, particularly at its melting point, releasing ammonia and phosphoric acid.

Melting point (Celsius)
190.00
Melting point (Kelvin)
463.00
Boiling point (Celsius)
204.00
Boiling point (Kelvin)
477.00
General information
Molecular weight
115.03g/mol
Molar mass
115.0250g/mol
Density
1.8000g/cm3
Appearence

Ammonium dihydrogen phosphate is typically seen as a white crystal or powder. The crystals are transparent and monoclinic in shape. It is highly soluble in water, creating a clear, colorless solution.

Comment on solubility

Solubility of Ammonium Dihydrogen Phosphate

Ammonium dihydrogen phosphate (ADP), with the chemical formula NH4H2PO4, exhibits notable solubility properties, making it a compound of interest in various applications. When discussing its solubility, several key points should be highlighted:

  • Highly Soluble in Water: Ammonium dihydrogen phosphate is known for its high solubility, readily dissolving in water at room temperature.
  • Temperature Influence: Solubility increases with temperature, meaning that higher temperatures can enhance the dissolution rate of ADP.
  • Solubility in Other Solvents: While water is the primary solvent, ADP's solubility in organic solvents is significantly lower, which can affect its use in certain chemical processes.
  • pH Relevance: The solubility can also be influenced by the pH of the solution; typically, a neutral to slightly acidic environment maximizes the solubility.

In essence, ADP's impressive solubility in aqueous solutions is not only beneficial but also essential for its role as a fertilizer and in various biochemical applications. Understanding the solubility characteristics of ammonium dihydrogen phosphate is vital for optimizing its utility in different chemical processes.

Interesting facts

Interesting Facts about Ammonium Dihydrogen Phosphate

Ammonium dihydrogen phosphate, often referred to as ADP, is a fascinating compound with a variety of applications in different fields. Here are some intriguing insights:

  • Fertilizer Use: ADP is widely utilized in agriculture as a nitrogen and phosphorus source in fertilizers, fostering plant growth and enhancing crop yields.
  • Food Industry: This compound plays a role as a food additive, where it is used to regulate acidity and function as a nutrient supplement.
  • Crystal Growth: Scientifically, ammonium dihydrogen phosphate is notable for forming beautiful, well-structured crystals. These crystals are often studied in the field of crystallography.
  • Buffer Solutions: In analytical chemistry, ADP is frequently employed in buffer solutions, helping to maintain stable pH levels in various experimental conditions.
  • Biochemical Applications: The compound also serves as a key reagent in biochemical assays, enabling researchers to study enzymatic activity and biological processes.

Historical Insight

First synthesized in the early 20th century, ammonium dihydrogen phosphate has undergone extensive research and development. Its versatility has secured its place in both laboratory settings and commercial markets.

Safety Considerations

While ammonium dihydrogen phosphate is generally considered safe for use, it is essential to follow proper handling protocols to avoid exposure and ingestion risks.

In summary, ammonium dihydrogen phosphate is not just a simple compound; it is a critical player in various industries, providing not only agricultural benefits but also serving as a cornerstone in scientific research. As quoted by a prominent chemist, "Understanding the components of life starts with the smallest units—chemical compounds." With ADP, we dive deeper into the intricate connections of chemistry and biology!

Synonyms
DTXSID20884440
DTXCID701023880
7803-65-8
phosphinic acid, ammonium salt (1:1)
AMMONIUM HYPOPHOSPHITE [MI]
AMMONIUM HYPOPHOSPHITE [HSDB]
AKOS015904424
AMMONIUM HYPOPHOSPHITE ((NH4)H2PO2)
NS00082735
PHOSPHINIC ACID AMMONIUM SALT (1:1)