Difference between revisions of "Calcium hydride"

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(Created page with ''''Calcium hydride''', CaH<sub>2</sub>, is an ionic (or "saline") hydride. It is used as a drying agent, particularly for organic solvents ==Refer…')
 
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{{chembox
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| Name = Calcium hydride
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| Section1 = {{Chembox Identifiers
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|  ChemSpiderID = 94784
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|  InChI = 1/Ca.2H/q+2;2*-1
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|  InChIKey = UUGAXJGDKREHIO-UHFFFAOYAG
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|  CASNo = 7789-78-8
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|    CASNo_Ref = {{cascite}}
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|  EINECS = 232-189-2
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  }}
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| Section2 = {{Chembox Properties
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|  Formula = CaH<sub>2</sub>
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|  MolarMass = 42.094 g mol<sup>–1</sup>
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|  Appearance = grey powder (white when pure)
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|  Density = 1.70 g cm<sup>–3</sup>
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|  Solubility = reacts
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|  MeltingPt = 816 °C
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  }}
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| Section3 = {{Chembox Structure
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|  CrystalStruct = [[Orthorhombic]], [[Pearson symbol|oP12]]
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|  SpaceGroup = P''nma'' (No. 62)
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}}
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| Section7 = {{Chembox Hazards
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|  Reference = <ref>{{CLP Regulation|index=001-002-00-4|page=340}}</ref>
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|  EUIndex = 001-004-00-5
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|  GHSPictograms = {{GHS02|Water-react. 1}}
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|  GHSSignalWord = DANGER
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|  HPhrases = {{H-phrases|260}}
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}}
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| Section8 = {{Chembox Related
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|  OtherCations = [[Beryllium hydride]]<br/>[[Magnesium hydride]]<br/>[[Strontium hydride]]<br/>[[Barium hydride]]
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}}}}
 
'''Calcium hydride''', CaH<sub>2</sub>, is an [[Ionic compound|ionic]] (or "saline") [[hydride]]. It is used as a [[drying agent]], particularly for [[organic solvent]]s
 
'''Calcium hydride''', CaH<sub>2</sub>, is an [[Ionic compound|ionic]] (or "saline") [[hydride]]. It is used as a [[drying agent]], particularly for [[organic solvent]]s
  

Revision as of 12:12, 20 June 2010

Calcium hydride
Identifiers
InChI InChI=1/Ca.2H/q+2;2*-1
InChIKey UUGAXJGDKREHIO-UHFFFAOYAG
CAS number [7789-78-8]
EC number 232-189-2
ChemSpider 94784
Properties
Chemical formula CaH2
Molar mass 42.094 g mol–1
Appearance grey powder (white when pure)
Density 1.70 g cm–3
Melting point

816 °C

Solubility in water reacts
Structure
Crystal structure Orthorhombic, oP12
Space group Pnma (No. 62)
Hazards[1]
EU index number 001-004-00-5
GHS pictograms Water-react. 1
GHS signal word DANGER
GHS hazard statements H260
Related compounds
Other cations Beryllium hydride
Magnesium hydride
Strontium hydride
Barium hydride
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Calcium hydride, CaH2, is an ionic (or "saline") hydride. It is used as a drying agent, particularly for organic solvents

References

External links

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