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Cobalt(II) nitrate

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Identification
Molecular formula
Co(NO3)2
CAS number
10141-05-6
IUPAC name
cobaltous;dinitrate
State
State
At room temperature, Cobalt(II) nitrate is typically in solid crystalline form.
Melting point (Celsius)
55.00
Melting point (Kelvin)
328.15
Boiling point (Celsius)
123.00
Boiling point (Kelvin)
396.15
General information
Molecular weight
182.94g/mol
Molar mass
182.9430g/mol
Density
2.4900g/cm3
Appearence
Cobalt(II) nitrate typically appears as a red crystalline solid. It is highly soluble in water, which confers a pink to red solution.
Comment on solubility

Solubility of Cobaltous Dinitrate (Co(NO3)2)

Cobaltous dinitrate, represented by the chemical formula Co(NO3)2, exhibits notable solubility characteristics that can be summarized as follows:

  • High Solubility in Water: Cobaltous dinitrate is highly soluble in water, making it an important compound for various applications, especially in chemical analysis and synthesis.
  • Temperature Dependence: Its solubility tends to increase with temperature, which is common for many ionic compounds.
  • Influences of Impurities: The presence of other ions or polar solvents can affect the solubility, potentially leading to precipitation of other compounds.
  • pH Sensitivity: The solubility may also vary with pH; in acidic or neutral conditions, it remains soluble, but in highly alkaline environments, precipitation might occur.

In conclusion, cobaltous dinitrate is characterized by its high solubility in water and is considered an essential compound in various chemical processes. This solubility can be leveraged for effective usage in laboratory and industrial applications. Understanding the solubility behavior is crucial for optimizing reactions and formulations involving Co(NO3)2.

Interesting facts

Interesting Facts about Cobaltous Dinitrate

Cobaltous dinitrate, also known as cobalt(II) nitrate, is an intriguing compound that captures the interest of chemists and students alike. Here are some fascinating insights about this compound:

  • Oxidation State: Cobaltous dinitrate contains cobalt in the +2 oxidation state, making it a cobalt(II) compound. This oxidation state is significant because it influences the compound's reactivity and stability.
  • Applications: Cobaltous dinitrate is utilized in various fields, including:
    • Electroplating: It is often used in the electroplating of cobalt onto surfaces to improve wear resistance.
    • Catalysis: This compound plays a role as a catalyst in certain chemical reactions.
    • Pigments: Cobalt salts are used as pigments in ceramics and glass, imparting a vibrant blue color.
  • Coordination Chemistry: Cobaltous dinitrate acts as a source of cobalt ions in coordination chemistry, forming complexes with various ligands. These complexes have diverse applications in the field of materials science and catalysis.
  • Crystal Structure: The crystal structure of cobaltous dinitrate is noteworthy. Understanding its geometry helps in grasping how cobalt interacts with other elements and compounds in various reactions.
  • Biological Importance: Cobalt is an essential trace element in living organisms. It plays a critical role in the formation of vitamin B12, which is vital for red blood cell production.

As we explore cobaltous dinitrate, it serves as a reminder of the intricate relationships between chemistry and various scientific disciplines. The study of this compound not only enhances our understanding of inorganic chemistry but also opens up avenues for innovative applications.

Synonyms
Cobalt nitrate
COBALTOUS NITRATE
Cobalt(II) nitrate
10141-05-6
Cobalt dinitrate
Cobalt(2+) nitrate
Cobalt bis(nitrate)
Nitric acid, cobalt(2+) salt
Cobalt nitrate (Co(NO3)2)
cobalt(2+) dinitrate
HSDB 238
EINECS 233-402-1
65W79BFD5V
Cobalt (II) nitrate
Co(NO3)2
COBALTOUS NITRATE [MI]
COBALT NITRATE [WHO-DD]
COBALTOUS NITRATE [HSDB]
DTXSID9064970
CHEBI:86209
EC 233-402-1
Nitric acid, cobalt(2+) salt (2:1)
Cobalt(II) nitric acid
DTXCID2032633
lambda2-cobalt(2+) ion dinitrate
233-402-1
Nitric acid, cobalt salt
cobalt(2+);dinitrate
14216-74-1
19154-72-4
UNII-65W79BFD5V
cobalt nitrate salt
EINECS 238-075-9
SCHEMBL49660
AKOS015833344
NS00093505
Q414860