Difference between revisions of "Sodium hydride"
Physchim62 (talk | contribs) (→External links) |
Physchim62 (talk | contribs) (→External links) |
||
Line 52: | Line 52: | ||
==External links== | ==External links== | ||
{{wikipedia|Sodium hydride}} | {{wikipedia|Sodium hydride}} | ||
− | * | + | *{{OrgSynth preps|id=36882|name=Sodium hydride}} |
[[Category:Sodium compounds]] | [[Category:Sodium compounds]] | ||
[[Category:Hydrides]] | [[Category:Hydrides]] | ||
[[Category:Reagents for organic chemistry]] | [[Category:Reagents for organic chemistry]] | ||
+ | [[Category:Drying agents]] | ||
{{CC-BY-3.0}} | {{CC-BY-3.0}} |
Revision as of 12:36, 20 June 2010
Sodium hydride | |
---|---|
Identifiers | |
InChI | InChI=1/Na.H/q+1;-1 |
InChIKey | BZKBCQXYZZXSCO-UHFFFAOYAY |
Standard InChI | InChI=1S/Na.H |
Standard InChIKey | MPMYQQHEHYDOCL-UHFFFAOYSA-N |
CAS number | [ ] |
EC number | |
ChemSpider | |
Properties[1] | |
Chemical formula | NaH |
Molar mass | 23.998 g mol–1 |
Appearance | white to grey solid |
Density | 0.92 g cm–1 |
Melting point |
800 °C decomp. |
Solubility in water | reacts |
Refractive index (nD) | 1.470 |
Structure[2] | |
Crystal structure | Halite (NaCl), cF8 |
Space group | Fm3m, No. 225 |
Lattice constant | a = 496 pm |
Coordination geometry | Octahedral (Na+) Octahedral (H–) |
Thermochemistry[3] | |
Std enthalpy of formation ΔfH |
–56.44 kJ mol–1 |
Standard molar entropy S |
40.03 J K–1 mol–1 |
Hazards[4] | |
EU index number | 001-003-00-X |
GHS pictograms | |
GHS signal word | DANGER |
GHS hazard statements | H260 |
Related compounds | |
Other cations | Lithium hydride Potassium hydride |
Other compounds | Sodium borohydride |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
Sodium hydride, NaH, is an ionic (or "saline") hydride. It is used as a strong reducing agent in organic synthesis.
References
- ↑ CRC Handbook of Chemistry and Physics, 62nd ed.; Weast, Robert C., Ed.; CRC Press: Boca Raton, FL, 1981; p B-148. ISBN 0-8493-0462-8.
- ↑ Wells, A. F. Structural Inorganic Chemistry, 5th ed.; Clarendon Press: Oxford, 1984. ISBN 0-19-855370-6.
- ↑ Sodium hydride. In NIST Chemistry WebBook; National Institute for Standards and Technology, <http://webbook.nist.gov/cgi/inchi/InChI%3D1S/Na.H>. (accessed 20 June 2010).
- ↑ Index no. 001-002-00-4 of Annex VI, Part 3, to Regulation (EC) No 1272/2008 of the European Parliament and of the Council of 16 December 2008 on classification, labelling and packaging of substances and mixtures, amending and repealing Directives 67/548/EEC and 1999/45/EC, and amending Regulation (EC) No 1907/2006. OJEU L353, 31.12.2008, pp 1–1355 at p 340.
External links
See also the corresponding article on Wikipedia. |
Error creating thumbnail: Unable to save thumbnail to destination |
This page is currently licensed under the Creative Commons Attribution 3.0 Unported license and any later versions of that license. |