View source for Selenium monochloride

{{no sources|date=July 2022}}
{{chembox
| verifiedrevid = 444677336
|   Name = Selenium monochloride
|   ImageFile = Se2Cl2Structure.png
|   ImageSize = 
|   ImageName = 
|   IUPACName = Selenium monochloride
|   OtherNames = Dichlorodiselenide, Diselenium dichloride, Selenium chloride, 1,2-dichlorodiselane
| Section1 = {{Chembox Identifiers
|   CASNo_Ref = {{cascite|correct|??}}
| CASNo = 10025-68-0
| RTECS = 
| PubChem = 
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| Section2 = {{Chembox Properties
|   Formula = Se<sub>2</sub>Cl<sub>2</sub>
|   MolarMass = 228.83 g/mol
|   Appearance = Reddish-brown oily liquid
|   Density = 2.7741 g/cm<sup>3</sup>
|   Solubility = insoluble; sol in CHCl<sub>3</sub>, CS<sub>2</sub>, MeCN
|   SolubleOther = Soluble in dry chloroform and carbon disulfide
|   MeltingPt = -85 °C (223.15 K)
|   BoilingPt = 127 °C at 0.997 atm (400.15 K at 0.997 atm)
}}
| Section3 = {{Chembox Structure
|   CrystalStruct = 
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| Section7 = {{Chembox Hazards
| NFPA-H = 
| NFPA-F = 
| NFPA-R = 
|   EUClass = 
|   RPhrases = 23/24/25-34
|   SPhrases = 22-26-36/37/39-45
|   FlashPt = 
  }}
| Section8 = {{Chembox Related
|   OtherAnions = 
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'''Selenium monochloride''', also known as '''selenium(I) chloride''' or '''diselenium dichloride''', is a [[chemical compound]] made of [[selenium]] and [[chlorine]]. Its chemical formula is {{chem2|Se2Cl2}}.
== Properties ==
It is a reddish brown oily liquid.
== Preparation ==
It can be made by reacting selenium, [[selenium dioxide]], and [[hydrochloric acid]]. It can be made though by just reacting [[chlorine]] with selenium. Another way to make it is reacting [[oleum]] and [[hydrochloric acid]] with selenium.
== Uses ==
It can be used to add selenium to other chemical compounds.
== Related pages ==
*[[Selenium(IV) chloride]]

[[Category:Selenium compounds]]
[[Category:Chlorides]]


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