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Sodium Ion

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Identification
Molecular formula
Na+
CAS number
14158-85-9
IUPAC name
sodium(1+)
State
State

Sodium ions in their pure form do not exist freely and are typically in aqueous solution or compound forms. At standard temperature and pressure, sodium ions are usually present in a dissolved state in water or other solvents.

Melting point (Celsius)
97.80
Melting point (Kelvin)
370.95
Boiling point (Celsius)
882.90
Boiling point (Kelvin)
1 156.05
General information
Molecular weight
22.99g/mol
Molar mass
22.9900g/mol
Density
0.9680g/cm3
Appearence

The sodium ion (Na+) is colorless in solution. As a free ion in solution, it lacks color and is not visible, other than the general appearance of the solution it is in, which may take on the characteristics (color, clarity) of other ions present in the solution.

Comment on solubility

Solubility of Sodium Ion (Na+)

The sodium ion, denoted as Na+, exhibits intriguing properties when it comes to solubility. Being a cation typically found in various salts, it plays a pivotal role in numerous solubility processes. Here are a few key points about Na+'s solubility:

  • Highly Soluble: Sodium ions are known to be highly soluble in water, forming stable aqueous solutions.
  • Common Salts: Sodium compounds such as sodium chloride (NaCl) dissolve readily, contributing to the overall solubility of Na+ in ionic solutions.
  • Influence of Temperature: The solubility of sodium salts often increases with temperature, enhancing the availability of Na+ ions in solution.
  • Interplay with Anions: The solubility of Na+ is significantly influenced by the type of anion it pairs with, leading to variations in solubility among different sodium salts.

In summary, the solubility of Na+ is characterized by its ease of dissolution in polar solvents like water, which highlights its essential role in biochemical processes and various applications in both natural and industrial contexts.

Interesting facts

Interesting Facts about Sodium Ion (Na+)

Sodium ions, represented by the symbol Na+, play a crucial role in numerous biological and chemical processes. Here are some fascinating insights into this essential cation:

  • Electrolyte Balance: Sodium ions are vital for maintaining electrolyte balance in living organisms. They help regulate osmotic pressure, which is essential for cellular hydration and overall physiological function.
  • Nerve Impulse Transmission: One of the most critical roles of Na+ is in the transmission of nerve impulses. The movement of sodium ions across cell membranes generates action potentials, allowing signals to travel swiftly along neurons.
  • Muscle Function: Sodium ions contribute significantly to muscle contraction. The influx of Na+ into muscle cells facilitates the release of calcium ions, which is necessary for muscle fibers to contract and relax.
  • Environmental Significance: Sodium is the sixth most abundant element in the universe and is found abundantly in seawater and mineral deposits. Due to its reactive nature, sodium typically occurs in compound forms, but its ionic state is critical in many geological and chemical contexts.
  • Industrial Applications: Beyond its biological importance, Na+ is widely utilized in industrial applications, including the production of sodium hydroxide, sodium carbonate, and sodium bicarbonate, all of which are essential in various chemical processes.

In summary, the sodium ion (Na+) is not just another electrolyte; it is an essential component of life, enabling critical functions from cellular communication to muscle contractions. Understanding its properties and roles can provide deeper insights into both biological systems and various industrial applications.

Synonyms
sodium ion
Sodium(1+)
sodium cation
17341-25-2
Sodium, ion (Na1+)
Sodium (ion)
Sodium(1+)ions
Sodium ion(1+)
Sodium(1+) ion
UNII-LYR4M0NH37
sodium(I)
LYR4M0NH37
Na+
Na(+)
124224-04-0
CHEBI:29101
SODIUM ION CHROMATOGRAPHY STANDARD
4-Aza-5-thiatricyclo[5.2.1.0(3,7)]decane-5,5-dioxide, (7S)-10,10-dimet hyl-
NinePercent
Sodium+
Chills and Fevers
sodium(I) cation
Dry Cough Diarrhea
Sodium ion(+)
Sodium 1+
Sodium cation(1+)
Sodium (Na1+)
Sodium ion (Na1+)
Sodium (1+)
Sodium-23(1+)
DTXSID8037671
FKNQFGJONOIPTF-UHFFFAOYSA-N
Sodium, ion (Na1+) (8CI,9CI)
DB14516
BP-29906
NS00077102
C01330
Q3154110