Rubidium hydride: Difference between revisions
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| Reference = <ref name="hand">{{Citation|last = Lide|first = David R.|year = 1998|title = Handbook of Chemistry and Physics|edition = 87|location = Boca Raton, Florida|publisher = CRC Press|isbn = 0-8493-0594-2|pages = 4–79}}</ref> |
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| IUPACName = Rubidium hydride |
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| OtherNames = Rubidium(I) hydride |
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| ImageFile = Rubidium-hydride-xtal-3D-vdW.png |
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| ImageCaption = {{legend|rgb(84,36,132)|Rubidium cation, {{chem2|Rb+}}}}{{legend|white|Hydrogen anion, {{chem2|H−}}}} |
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| SystematicName = |
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| Section1 = {{Chembox Identifiers |
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| CASNo_Ref = {{cascite|correct|??}} |
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| CASNo = 13446-75-8 |
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| PubChem = 171411 |
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| InChI = 1S/Rb.H/q+1;-1 |
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| SMILES = [H-].[Rb+] |
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}} |
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| Section2 = {{Chembox Properties |
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| Formula = RbH |
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| MolarMass = 86.476 g/mol |
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| Appearance = white [[Cubic crystal system|cubic]] crystals |
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| Density = 2.60 g/cm<sup>3</sup> |
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| MeltingPt = Decomposes at 170°C |
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| Solubility = reacts |
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}} |
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| Section3 = {{Chembox Structure |
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| CrystalStruct = [[Cubic crystal system|cubic]], [[Pearson symbol|cF8]] |
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| SpaceGroup = Fm<u style="text-decoration:overline">3</u>m, No. 225 |
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| Section4 = {{Chembox Thermochemistry |
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| DeltaHf = -52.3 [[kJ/mol]] |
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| Section8 = {{Chembox Related |
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| OtherAnions = [[Rubidium oxide]]<br/>[[Rubidium chloride]] |
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| OtherCations = [[Lithium hydride]]<br />[[Sodium hydride]]<br />[[Potassium hydride]]<br />[[Caesium hydride]] |
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'''Rubidium hydride''' is the [[hydride]] of [[rubidium]]. With the formula RbH, it is classified as an [[alkali metal hydride]]. It is a white solid and is insoluble in most solvents. It is synthesized by treating rubidium metal with [[hydrogen]]. Rubidium hydride is a powerful [[superbase]] and reacts violently with water. |
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==References== |
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{| class="toccolours" border="1" style="float: right; clear: right; margin: 0 0 1em 1em; border-collapse: collapse;" |
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{{reflist}} |
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! {{chembox header}} | General |
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|- |
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| [[IUPAC nomenclature|Systematic name]] |
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| Rubidium hydride |
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|- |
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| Other names |
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| Rubidium(I) hydride |
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|- |
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| [[Chemical formula|Molecular formula]] |
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| RbH |
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|- |
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| [[Molar mass]] |
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| 86.476 g/mol |
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|- |
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| Appearance |
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| White powder |
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|- |
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| [[CAS registry number|CAS number]] |
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| <nowiki>[13446-75-8]</nowiki> |
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! {{chembox header}} | Properties |
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|- |
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| [[Density]] and [[Phase (matter)|phase]] |
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| 2600 kg m<sup>-3</sup> when [[solid]] |
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|- |
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| [[Melting point]] |
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| Decomposes at <br>170°C / 338K |
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|- |
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! {{chembox header}} | Hazards <!-- Summary only- MSDS entry provides more complete information --> |
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|- |
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| Main [[Worker safety and health|hazard]]s |
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| Reacts violently with [[water]] |
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|- |
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! {{chembox header}} | Related compounds |
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|- |
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| Other [[Ion|anion]]s <!-- please omit if not applicable --> |
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| {{rubidiumcompounds}} |
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|- |
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| Other [[Ion|cation]]s <!-- please omit if not applicable --> |
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| [[Lithium oxide]]<br>[[Sodium oxide]]<br>[[Potassium oxide]]<br>[[Caesium oxide]]<br>[[Francium oxide]]<br>[[Water]]<br>and all other [[oxide]]s |
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|- |
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| {{chembox header}} | <small>Except where noted otherwise, data are given for<br> materials in their [[standard state|standard state (at 25 °C, 100 kPa)]]<br/>[[wikipedia:Chemical infobox|Infobox disclaimer and references]]</small> |
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|- |
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|} |
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{{Rubidium compounds}} |
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'''Rubidium hydride''' is the [[hydride]] of [[rubidium]]. |
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{{Hydrides by group}} |
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[[Category:Rubidium compounds]] |
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[[Category:Metal hydrides]] |
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[[Category:Superbases]] |
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[[Category:Rock salt crystal structure]] |
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{{inorganic-compound-stub}} |
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Latest revision as of 22:24, 6 December 2023
 Rubidium cation, Rb+ Hydrogen anion, H− | |
| Names | |
|---|---|
| IUPAC name
Rubidium hydride
| |
| Other names
Rubidium(I) hydride
| |
| Identifiers | |
3D model (JSmol)
|
|
PubChem CID
|
|
CompTox Dashboard (EPA)
|
|
| |
| |
| Properties | |
| RbH | |
| Molar mass | 86.476 g/mol |
| Appearance | white cubic crystals |
| Density | 2.60 g/cm3 |
| Melting point | Decomposes at 170°C |
| reacts | |
| Structure | |
| cubic, cF8 | |
| Fm3m, No. 225 | |
| Thermochemistry | |
Std enthalpy of
formation (ΔfH⦵298) |
-52.3 kJ/mol |
| Related compounds | |
Other anions
|
Rubidium oxide Rubidium chloride |
Other cations
|
Lithium hydride Sodium hydride Potassium hydride Caesium hydride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
| |
Rubidium hydride is the hydride of rubidium. With the formula RbH, it is classified as an alkali metal hydride. It is a white solid and is insoluble in most solvents. It is synthesized by treating rubidium metal with hydrogen. Rubidium hydride is a powerful superbase and reacts violently with water.
References
[edit]- ^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 4–79, ISBN 0-8493-0594-2
 | This inorganic compound–related article is a stub. You can help Wikipedia by expanding it. |