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Sodium bromide

 

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Sodium bromide


 
 

Sodium bromide, also known as sedoneural is a saltSalt

In chemistry, a salt is any ionic compound composed of cations and anions so that the product is neutral ....
 with the formula NaFacts About Sodium

Sodium is a chemical element which has the symbol Na , atomic number 11, atomic mass 22.9898 g/mol, oxidation number +1....
BrBromine

Bromine , is a chemical element in the periodic table that has the symbol Br and atomic number 35....
, widely used as an anticonvulsantAnticonvulsant

The anticonvulsants, sometimes also called antiepileptics, belong to a diverse group of pharmaceuticals used in preven...
 and a sedativeSedative

A sedative is a substance that depresses the central nervous system, resulting in calmness, relaxation, reduction of anxiety...
 in the late 19th and early 20th centuries. Its action is due to the bromide ion. It is a high-melting white, crystalline solid that resembles sodium chlorideSodium chloride

Sodium chloride, also known as common salt, table salt, or halite, is a chemical compound with the formula NaCl....
. It is a widely used source of the bromide ion.

Principal chemical reactions

NaBr is widely used in organic synthesisOrganic synthesis

Organic synthesis is the construction of organic molecules via chemical processes....
 as a nucleophileNucleophile Summary

In chemistry, a nucleophile is a reagent that forms a chemical bond to its reaction partner by donating both bonding elect...
 to convert organochlorine compounds to organobromine derivatives, which are more usefully (selectively) reactive.
NaBr + RCl ? RBr + NaCl


Sodium bromide can be used as a source of the chemical elementChemical element Summary

A chemical element, often called simply an element, is a substance that cannot be decomposed or transformed into other...
 bromineBromine

Bromine , is a chemical element in the periodic table that has the symbol Br and atomic number 35....
. This can be accomplished by bubbling chlorineChlorine Overview

Chlorine , is the chemical element with atomic number 17 and symbol Cl....
 gas through an aqueous solution of NaBr.
As a source of HBrHBR

As a three letter acronym, HBR can be:...
, NaBr is treated with a strong, non-volatile acid:
NaBr + H3PO4 ? HBr + NaH2PO4

HBr can also be oxidized to Br2 using MnO2 or concentrated H2SO4.

Other applications

  • as a hypnoticHypnotic

    Hypnotic drugs are a class of drugs that induce sleep, used in the treatment of severe insomnia....
    , anticonvulsantAnticonvulsant

    The anticonvulsants, sometimes also called antiepileptics, belong to a diverse group of pharmaceuticals used in preven...
    , and sedativeSedative

    A sedative is a substance that depresses the central nervous system, resulting in calmness, relaxation, reduction of anxiety...
     in medicineMedicine Overview

    Medicine is the branch of health science and the sector of public life concerned with maintaining or restoring human health ...
    . As a source of the bromide ion, which is pharmacologically active, it is equivalent to potassium bromidePotassium bromide

    Potassium bromide is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries....
     (see this article for more complete discussion of this topic).
  • in photographyPhotography

    Photography is the process of making pictures by means of the action of light....
  • to establish a bromideBromide

    A bromide ion is a bromine atom with charge of −1....
     ionIon

    An ion is an atom or group of atoms that normally are electrically neutral and achieve their status as an ion by loss of an...
     reserve in a bromineBromine Overview

    Bromine , is a chemical element in the periodic table that has the symbol Br and atomic number 35....
     spa antimicrobial treatment regimen.

Safety

NaBr is harmful if swallowed or inhaled in large amounts, affecting the central nervous system, brain, and eyes (see potassium bromidePotassium bromide

Potassium bromide is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries....
). The chemical compound causes irritation to the skin, eyes and respiratory system.

External links

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