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Nitric Acid

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Identification
Molecular formula
HNO3
CAS number
7697-37-2
IUPAC name
bismuthane;nitric acid
State
State

Nitric acid is a liquid at room temperature.

Melting point (Celsius)
-42.00
Melting point (Kelvin)
231.15
Boiling point (Celsius)
83.00
Boiling point (Kelvin)
356.15
General information
Molecular weight
63.01g/mol
Molar mass
63.0120g/mol
Density
1.5100g/cm3
Appearence

Nitric acid is a colorless to yellowish liquid, depending on its concentration and purity. It is known for its highly corrosive nature and can emit fumes in moist air, forming a characteristic brown or yellow gas due to decomposition into nitrogen dioxide.

Comment on solubility

Solubility of Bismuthane and Nitric Acid

Bismuthane (BiH3) and nitric acid (HNO3) exhibit distinct solubility characteristics in different environments.

Bismuthane (BiH3):

Bismuthane is known to be a gas under standard conditions, and hence its solubility can be quite limited. Key points regarding its solubility include:

  • Solvent Interaction: Bismuthane may not readily dissolve in common solvents due to its gaseous nature.
  • Temperature Effect: The solubility of gases generally increases with a decrease in temperature.
  • Partial Pressure: Increased partial pressure of bismuthane can enhance its solubility in specific conditions.

Nitric Acid (HNO3):

Nitric acid presents a more straightforward solubility profile:

  • Polar Solvent: As a strong acid, nitric acid is highly soluble in water, characterized by its ability to ionize completely.
  • Concentration Variability: The solubility of nitric acid varies with concentration—dilute solutions are readily miscible with water.
  • Hydration Stability: In aqueous solutions, nitric acid dissociates into H+ and NO3- ions, facilitating interactions that stabilize solubility.

In conclusion, while bismuthane's solubility as a gas is influenced by environmental conditions and molecular interactions, nitric acid demonstrates significant solubility in water, highlighting the diverse nature of solubility across chemical compounds.

Interesting facts

Interesting Facts About Bismuthane and Nitric Acid

Bismuthane, often referred to as a bismuth analogue of ammonia, is a fascinating compound with several unique properties and applications. When combined with nitric acid, it creates a complex that showcases the distinctive behavior of bismuth in chemical reactions. Here are some intriguing facts about this compound:

  • Rare Interactions: The reaction of bismuthane with nitric acid is not commonly explored, making it a subject of interest in experimental chemistry.
  • Biological Relevance: Bismuth compounds are known for their medicinal properties, particularly in treating gastrointestinal issues. The interaction with nitric acid could lead to new insights into its bioactivity.
  • Research Applications: Scientists are investigating the use of bismuth-based materials in electronics and catalysis, as their unique electron configurations can lead to innovative pathways for chemical reactions.
  • Environmental Impact: Understanding the behavior of bismuth in nitric acid can provide valuable information about its mobility and toxicity in the environment, especially considering that bismuth is often promoted as a non-toxic alternative to lead.

As we delve deeper into the chemistry of bismuthane and nitric acid, we are reminded of the complexity and beauty of chemical interactions that are pivotal for advancing both science and technology.