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Aluminum nitrate

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Identification
Molecular formula
Al(NO3)3
CAS number
13473-90-0
IUPAC name
aluminum;trinitrate
State
State

Aluminum nitrate is commonly found as a solid at room temperature. It exists in hydrated forms and is deliquescent, thus appearing as dry crystals or a slightly wet substance when absorbing water from the atmosphere.

Melting point (Celsius)
73.00
Melting point (Kelvin)
346.15
Boiling point (Celsius)
135.00
Boiling point (Kelvin)
408.15
General information
Molecular weight
213.01g/mol
Molar mass
213.0100g/mol
Density
1.7200g/cm3
Appearence

Aluminum nitrate is usually encountered as a crystalline solid in its nonahydrate form, which is colorless or white. It is hygroscopic, meaning it readily absorbs moisture from the air, which may lead to a damp appearance if exposed.

Comment on solubility

Solubility of Aluminum Trinitrate

Aluminum trinitrate (Al(NO3)3), also known as aluminum nitrate, exhibits some interesting solubility characteristics:

  • Solubility in Water: Aluminum trinitrate is highly soluble in water. This property can be attributed to its ionic nature, allowing it to dissociate completely in an aqueous solution.
  • Temperature Dependence: The solubility tends to increase with rising temperatures, meaning that heating the solution can help dissolve more aluminum trinitrate.
  • Formation of Complex Ions: In solution, aluminum ions may form complex ions with water molecules, further influencing the solubility dynamics.
  • Influence of pH: The solubility can also be affected by the pH of the solution, as acidic conditions may enhance the stability of aluminum ions in solution.

Overall, the significant water solubility of Aluminum trinitrate plays a crucial role in its applications, especially in fields such as metallurgy and the production of explosives. It's important to note that while its solubility is generally advantageous, care must be taken in handling due to the reactive nature of the compound.

Interesting facts

Interesting Facts About Aluminum Trinitrate

Aluminum trinitrate is a fascinating compound that has garnered interest due to its unique properties and applications. Here are some engaging facts that shine a light on this intriguing substance:

  • Preparation: Aluminum trinitrate can be synthesized by reacting aluminum with nitric acid. This process showcases how metal nitrates are formed through interactions between metals and acids.
  • Complex Formation: As a nitrate compound, aluminum trinitrate is known for its ability to form complexes. This property can lead to a variety of applications in materials science and catalysis.
  • Uses in Pyrotechnics: Notably, aluminum trinitrate can be used in pyrotechnic applications. Its stability and reactivity make it a subject of interest in creating vibrant colors in fireworks.
  • Environmental Impact: Research on aluminum nitrates is also significant in understanding their environmental implications. As nitrates can contribute to water pollution if not managed properly, studying their behavior in various ecosystems is essential.
  • Hydrophilic Nature: The trinitrate ion gives aluminum trinitrate a tendency to interact with water, enhancing its solubility and reactivity in aqueous environments.

In summary, aluminum trinitrate is more than just an inorganic compound; it's a gateway into understanding metal reactivity, environmental chemistry, and pyrotechnics. As researchers continue to study its applications and effects, the role of aluminum trinitrate in both industry and nature will likely evolve even further.

Synonyms
Aluminium nitrate
13473-90-0
Aluminum trinitrate
Nitric acid, aluminum salt
Aluminum(III) nitrate (1:3)
Nitric acid, alumium salt
Nitric acid, aluminum salt (3:1)
ALUMINUM(III) NITRATE
Nitrato de aluminio
AIN309
Nitric acid, aluminum(3+) salt
Aluminum(111) nitrate (1:3)
HUO854648Y
DTXSID7040318
ALUMINUM NITRATE (AL(NO3)3)
NSC-143017
Aluminium Nitricum
nitric acid, aluminium salt
DTXCID5020318
ALUMINIUM(3+) ION TRINITRATE
236-751-8
Aluminum nitrate
aluminum;trinitrate
Aluminium trinitrate
Nitrato de aluminio [Spanish]
HSDB 574
Nitric acid, aluminum salt, basic
EINECS 236-751-8
EINECS 258-358-0
UN1438
NSC 143017
Nitric Acid Aluminum Salt
SCHEMBL21178
ALUMINUM NITRATE [MI]
UNII-HUO854648Y
ALUMINUM NITRATE [HSDB]
CHEBI:231496
ALUMINUM NITRATE, ANHYDROUS
BCP25812
Aluminum nitrate powder (-325 mesh)
53095-15-1
Aluminum nitrate [UN1438] [Oxidizer]
NS00093513
EC 236-751-8