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Potassium formate

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Identification
Molecular formula
HCOO-K+
CAS number
590-29-4
IUPAC name
potassium;formate
State
State
At room temperature, potassium formate is typically a solid, particularly in its anhydrous crystalline form, but it can also exist as a solution when dissolved in water.
Melting point (Celsius)
167.20
Melting point (Kelvin)
440.35
Boiling point (Celsius)
167.20
Boiling point (Kelvin)
440.35
General information
Molecular weight
84.12g/mol
Molar mass
84.1160g/mol
Density
1.9100g/cm3
Appearence

Potassium formate appears as a white, crystalline substance. It is sometimes available in the form of a colorless solution when dissolved in water. The crystalline form is composed of fine, uniform particles.

Comment on solubility

Solubility of Potassium Formate

Potassium formate, with the chemical formula KCO2H, is known for its noteworthy solubility in water. This property makes it an advantageous compound for various applications. Here are some key aspects of its solubility:

  • Highly Soluble: Potassium formate is highly soluble in water, which means it dissolves readily, facilitating its use in reactive processes.
  • Temperature Dependency: The solubility tends to increase as the temperature rises, making hot water an effective medium for dissolving it.
  • Influence of pH: The ionic nature of potassium formate allows it to remain soluble across various pH levels, which adds flexibility for its use in different environments.
  • Comparative Solubility: When compared to other potassium salts, potassium formate has a superior solubility profile, particularly favored in applications requiring rapid dissolution.

In summary, the solubility of potassium formate is characterized by its rapid and significant dissolving capability in water, bolstered by factors such as temperature and pH. This feature enhances its applicability in various industrial and laboratory settings. As noted, "the more soluble a compound, the more versatile its use." This holds especially true for potassium formate.

Interesting facts

Interesting Facts About Potassium Formate

Potassium formate is an intriguing compound with distinct properties and applications in various fields. Here are some notable facts about this compound:

  • Formation and Structure: Potassium formate is a salt derived from formic acid and potassium hydroxide. Its structure consists of a potassium cation (+1) and a formate anion, which is the conjugate base of formic acid.
  • Biological Importance: Potassium is an essential nutrient for living organisms. In its formate salt, potassium contributes to metabolic processes, supporting various cellular functions.
  • Use in De-icing: This compound is used as an environmentally friendly alternative to traditional de-icing agents for roads and runways. It effectively lowers the freezing point of water without the negative environmental impact associated with chloride salts.
  • Role in Agriculture: Potassium formate serves as a potential fertilizer in agriculture, providing a source of potassium necessary for plant growth, helping maintain overall plant health.
  • Application in Oil Industry: It is utilized in the oil and gas industry as a drilling fluid additive. Its properties help to stabilize the borehole during drilling operations.
  • Health and Safety: Potassium formate is considered to have low toxicity, making it a safer choice for various applications compared to other chemical alternatives.

In conclusion, potassium formate is not just a simple salt; it is a compound with diverse applications that highlight its significance in both environmental and biological contexts. Whether through its role in supporting agriculture or its use as a sustainable de-icing agent, potassium formate showcases the essential interplay between chemistry and everyday life.