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Fluorine

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Identification
Molecular formula
F2
CAS number
7782-41-4
IUPAC name
molecular fluorine
State
State

At room temperature, fluorine exists as a gas. It is highly reactive and is always found in compounds with other elements.

Melting point (Celsius)
-219.62
Melting point (Kelvin)
53.53
Boiling point (Celsius)
-188.11
Boiling point (Kelvin)
85.04
General information
Molecular weight
38.00g/mol
Molar mass
37.9960g/mol
Density
1.6960g/cm3
Appearence

Fluorine is a pale yellow gas with a pungent, irritating smell. It is the lightest halogen and exists as a diatomic molecule at room temperature.

Comment on solubility

Solubility of Molecular Fluorine (F2)

Molecular fluorine (F2) is quite fascinating when it comes to its solubility properties. Being a highly reactive and electronegative gas, its interactions with solvents can yield intriguing results. Here are some key points to consider:

  • Solubility in Water: Molecular fluorine has very low solubility in water. This is primarily due to the strong hydrogen bonding in water, which does not favorably interact with the nonpolar F2 molecules.
  • Solubility in Organic Solvents: F2 is more soluble in organic solvents such as chloroform and carbon tetrachloride, where it can participate in different chemical interactions.
  • Concentration and Reactivity: At certain concentrations, F2 can react with the solvents, forming fluorinated products. This reactivity can impact the solubility and stability of the solution.
  • Temperature Influence: Temperature variations can impact the solubility of F2, with lower temperatures generally leading to increased solubility in organic solvents.
  • Safety Considerations: Due to its extreme reactivity, any experiments involving aqueous solutions of F2 need to be approached with caution, highlighting the importance of proper handling protocols.

Overall, while molecular fluorine demonstrates limited solubility in water, its behavior in organic solvents and its reactive nature create an exciting area of study in chemistry. The essential takeaway is that solubility is not merely a property but also a gateway to understanding the complex interactions that govern chemical behavior.

Interesting facts

Interesting Facts about Molecular Fluorine

Molecular fluorine, a fascinating element in the halogen group, possesses unique properties that make it both intriguing and hazardous. Here are some enlightening points about this compound:

  • Highly Reactive: Fluorine is known as the most reactive of all elements. Its eagerness to form compounds means it primarily exists in nature as a part of various minerals and compounds rather than in its pure gaseous form.
  • Unique Characteristics: Unlike other diatomic molecules, molecular fluorine is a pale yellow gas at room temperature and can give off a faint, pungent odor. Its strong oxidizing ability makes it a powerful substance in industrial applications.
  • Applications in Science: Due to its reactivity, fluorine is used in various fields such as nuclear chemistry, organic synthesis, and in the production of fluorinated gases for refrigeration.
  • Fluorine Compounds: This element is crucial for producing many valuable compounds, including F₂ reacting with hydrocarbons to form fluorocarbons, which are used in various applications, including polymers and refrigerants.
  • Impact on Health: While fluorine has many applications, it poses significant health risks. Exposure to molecular fluorine can lead to severe respiratory problems and chemical burns. Therefore, working with it requires stringent safety measures.

As one explores the world of molecular fluorine, it's clear that this element embodies a dual nature of both utility and danger, making it a subject of continuous study and fascination in the field of chemistry.

Synonyms
FLUORINE
Fluorine-19
Fluor
7782-41-4
bifluoriden
difluorine
fluoro
Fluorures acide
Saeure fluoride
Fluoruri acidi
Fluorine-elemental
Fluorine 19
RCRA waste number P056
HSDB 541
EINECS 231-954-8
Fluorine, compressed
UNII-284SYP0193
284SYP0193
DTXSID3024106
CHEBI:30236
DTXCID004106
CHEBI:36895
231-954-8
chebi:24061
F
fluorine (acgih:osha)
Fluoro [Italian]
F2
Bifluoriden [Dutch]
Fluorures acide [French]
Fluoruri acidi [Italian]
Saeure fluoride [German]
molecular fluorine
UN1045
RCRA waste no. P056
Fluorine (soluble fluoride)
Fluor [Dutch, French, German, Polish]
FLUORINE [HSDB]
FLUORINE [MI]
FLUORINE [VANDF]
FLUORINE [WHO-DD]
InChI=1/F2/c1-2
PXGOKWXKJXAPGV-UHFFFAOYSA-
NS00076264
Fluorine, compressed [UN1045] [Poison gas]
Q1963030