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Aluminum Nitrate Nonahydrate

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Identification
Molecular formula
Al(NO3)3·9H2O
CAS number
7784-27-2
IUPAC name
aluminum;trinitrate;nonahydrate
State
State

At room temperature, aluminum nitrate nonahydrate exists as a solid, which is commonly encountered in its hydrated form.

Melting point (Celsius)
73.90
Melting point (Kelvin)
347.05
Boiling point (Celsius)
150.00
Boiling point (Kelvin)
423.15
General information
Molecular weight
375.13g/mol
Molar mass
375.1340g/mol
Density
1.7200g/cm3
Appearence

Aluminum nitrate nonahydrate appears as a white, crystalline solid. It is highly soluble in water and has a tendency to absorb moisture from the air, making it deliquescent.

Comment on solubility

Solubility of Aluminum Trinitrate Nonahydrate

Aluminum trinitrate nonahydrate (Al(NO3)3·9H2O) is known for its interesting solubility characteristics, particularly in water. This compound is highly soluble in water due to its ability to dissociate and form readily available ions. Here are some key points regarding its solubility:

  • Hydrophilicity: The presence of nine water molecules in its crystal structure contributes to its high solubility, making it an example of a hydrophilic compound.
  • Formation of Ions: Upon dissolution, aluminum trinitrate nonahydrate releases aluminum ions (Al3+) and nitrate ions (NO3-), enhancing its aqueous solubility.
  • Temperature Effect: As with many ionic compounds, solubility can increase with temperature; therefore, warm water may dissolve a greater amount of this compound than cold water.
  • Applications: Due to its solubility, it is often utilized in various chemical processes, making it an essential component in specific formulations.

In summary, the solubility of aluminum trinitrate nonahydrate highlights its ionic nature and interactions with water, allowing it to be a valuable compound in various applications. The capacity to dissolve effectively in water makes it a compound of interest in both laboratory and industrial contexts.

Interesting facts

Interesting Facts About Aluminum Trinitrate Nonahydrate

Aluminum trinitrate nonahydrate is a fascinating compound with a variety of applications and properties that make it unique in the field of chemistry. Here are some intriguing aspects of this substance:

  • Composition and Structure: This compound consists of aluminum ions (Al3+) and trinitrate ions (NO3-) associated with a significant amount of water molecules, creating the nonahydrate form. This hydration can significantly affect the compound's behavior and interactions.
  • Role as an Oxidizer: Aluminum trinitrate is known to act as a powerful oxidizing agent. This property allows it to participate in various chemical reactions, especially in pyrotechnic compositions, which leads to its use in explosives and fireworks.
  • Applications in Research: In the realm of materials science, aluminum trinitrate nonahydrate is utilized in research related to advanced materials and coatings. The aluminum component can form protective films on various substrates, enhancing their durability and resistance to corrosion.
  • Historical Significance: Compounds of aluminum nitrates have been studied extensively since the early 20th century, particularly for their utility in fertilizers and explosives. This historical context provides insight into the evolving understanding of aluminum chemistry.
  • Safety Considerations: While working with aluminum trinitrate nonahydrate, safety is paramount. Chemists must be aware of its potential to decompose under heat and release nitrogen oxides. Proper handling and storage are critical to prevent hazardous situations.

“Chemistry is the music of materials. The louder the tune, the greater the compound.”

In summary, aluminum trinitrate nonahydrate is more than just a chemical entity; it embodies a wide range of characteristics that can be explored through both practical applications and theoretical studies, making it a compelling subject for any chemistry enthusiast.

Synonyms
Aluminum nitrate nonahydrate
7784-27-2
Aluminum trinitrate nonahydrate
UNII-8MC6621V1H
8MC6621V1H
ALUMINUM(III) NITRATE, NONAHYDRATE (1:3:9)
DTXSID401015755
ALUMINUM NITRATE NONAHYDRATE [MI]
Nitric acid, aluminum salt, nonahydrate (8CI,9CI)
DTXCID401473937
aluminum;trinitrate;nonahydrate
MFCD00149132
Nitric acid, aluminum salt, nonahydrate
SWCIQHXIXUMHKA-UHFFFAOYSA-N
AKOS015855259
AKOS015916360
AKOS025310875
NS00130370
Q3877359
Aluminum nitrate nonahydrate, low mercury, 99.999% (metals basis)