ᱦᱟᱭᱤᱰᱨᱚᱡᱟᱱ ᱥᱟᱞᱯᱷᱟᱭᱤᱰ

Hydrogen sulfide"Hydrogen Sulfide - PubChem Public Chemical Database". The PubChem Project. USA: National Center for Biotechnology Information.Other names
 Dihydrogen monosulfide
 Dihydrogen sulfide
 Sewer gas
 Sulfane
 Sulfurated hydrogen
 Sulfureted hydrogen
 Sulfuretted hydrogen
 Sulfur hydride
 Hydrosulfuric acid
 Hydrothionic acid
 Thiohydroxic acid
 Sulfhydric acidIdentifiersCAS Number 7783-06-4 link=|alt=☑|7x7pxY3D model (JSmol) Interactive image3DMetB01206 Beilstein Reference3535004ChEBI CHEBI:16136 link=|alt=☑|7x7pxYChEMBL ChEMBL1200739 link=|alt=☒|8x8pxNChemSpider 391 link=|alt=☑|7x7pxYECHA InfoCard100.029.070EC Number231-977-3Gmelin Reference303KEGG C00283 link=|alt=☑|7x7pxYMeSHHydrogen+sulfidePubChem CID 402RTECS numberMX1225000UNII YY9FVM7NSN  link=|alt=☑|7x7pxYUN number1053CompTox Dashboard (EPA) DTXSID4024149  link=https://www.wikidata.org/wiki/Q170591#P3117|alt=Edit this at Wikidata|text-top|frameless|10x10px|Edit this at WikidataInChI

 InChI=1S/H2S/h1H2 link=|alt=☑|7x7pxYKey: RWSOTUBLDIXVET-UHFFFAOYSA-N link=|alt=☑|7x7pxY
 InChI=1/H2S/h1H2Key: RWSOTUBLDIXVET-UHFFFAOYAJSMILES

 [H]S[H]PropertiesChemical formulaH2SMolar mass34.08 g·mol−1  AppearanceColorless gasOdorPungent, like that of rotten eggsDensity1.363 g dm−3Melting point −82 °C (−116 °F; 191 K) Boiling point −60 °C (−76 °F; 213 K) Solubility in water4 g dm−3 (at 20 °C)Vapor pressure1740 kPa (at 21 °C)Acidity (pKa)7.0Perrin, D.D. (1982). Ionisation Constants of Inorganic Acids and Bases in Aqueous Solution (2nd ed.). Oxford: Pergamon Press.Bruckenstein, S.; Kolthoff, I.M., in Kolthoff, I.M.; Elving, P.J. Treatise on Analytical Chemistry, Vol. 1, pt. 1; Wiley, NY, 1959, pp. 432–433.Conjugate acidSulfoniumConjugate baseBisulfideMagnetic susceptibility (χ)−25.5·10−6 cm3/molRefractive index (nD)1.000644 (0 °C)Patnaik, Pradyot (2002). Handbook of Inorganic Chemicals. McGraw-Hill. ISBN 978-0-07-049439-8.StructurePoint groupC2vMolecular shapeBentDipole moment0.97 DThermochemistryHeat capacity (C)1.003 J K−1 g−1Std molarentropy (So298)206 J mol−1 K−1Std enthalpy offormation (ΔfH⦵298)−21 kJ mol−1Zumdahl, Steven S. (2009). Chemical Principles (6th ed.). Houghton Mifflin Company. p. A23. ISBN 978-0-618-94690-7.HazardsMain hazardsFlammable and highly toxicEU classification (DSD) (outdated)40x40px|Extremely Flammable F+ 40x40px|Very Toxic T+ 40x40px|Dangerous for the Environment (Nature) NR-phrases (outdated)R12, R26, R50S-phrases (outdated)(S1/2), S9, S16, S36, S38, S45, S61NFPA 704<span style="color:black;" title="Flammability code 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g., propane">4</span><span style="color:black;" title="Health code 4: Very short exposure could cause death or major residual injury. E.g., VX gas">4</span><span style="color:black;" title="Reactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogen">0</span>Flash point −82.4 °C (−116.3 °F; 190.8 K) "Hydrogen sulfide" . npi.gov.au.Autoignition<br><br>temperature 232 °C (450 °F; 505 K) Explosive limits4.3–46%Lethal dose or concentration (LD, LC):LC50 (median concentration) 713 ppm (rat, 1 hr)
 673 ppm (mouse, 1 hr)
 634 ppm (mouse, 1 hr)
 444 ppm (rat, 4 hr)"Hydrogen sulfide". Immediately Dangerous to Life and Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).LCLo (lowest published) 600 ppm (human, 30 min)
 800 ppm (human, 5 min)US health exposure limits (NIOSH):PEL (Permissible)C 20 ppm; 50 ppm [10-minute maximum peak]REL (Recommended)C 10 ppm (15 mg/m3) [10-minute]IDLH (Immediate danger)100 ppmNIOSH Pocket Guide to Chemical Hazards. "#0337". National Institute for Occupational Safety and Health (NIOSH).Related compoundsRelated hydrogen chalcogenides Water
 Hydrogen selenide
 Hydrogen telluride
 Hydrogen polonide
 Hydrogen disulfide
 SulfanylRelated compoundsPhosphineExcept where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).link=|alt=☒|14x14pxN verify (what is link=|alt=☑|7x7pxYlink=|alt=☒|8x8pxN ?)Infobox<span typeof="mw:Entity">&nbsp;</span>references

ᱦᱟᱭᱰᱨᱚᱡᱟᱱ ᱥᱟᱞᱯᱷᱟᱭᱤᱰ   ᱢᱤᱫ ᱨᱟᱥᱟᱭᱱᱤᱠ ᱭᱚᱣᱜᱤᱠ ᱥᱟᱶ ᱯᱷᱚᱨᱢᱩᱞᱟ  ᱠᱟᱱᱟ᱾
 ᱫᱚ ᱵᱷᱚᱞᱠᱟᱱᱤᱠ ᱜᱮᱥ, ᱱᱮᱪᱩᱨᱟᱞ ᱜᱮᱥ ᱟᱨ ᱫᱟᱜ ᱨᱮᱱᱟᱜ ᱯᱷᱮᱰᱟᱛ ᱠᱷᱚᱱ ᱧᱟᱢᱚᱜᱼᱟ ᱾  ᱢᱟᱹᱱᱢᱤᱭᱟᱜ ᱦᱚᱲᱢᱚ ᱦᱚᱸ ᱱᱟᱥᱮ ᱩᱰᱤᱡ  ᱮ ᱛᱮᱭᱟᱨᱮᱫᱼᱟ ᱟᱨ  ᱥᱤᱜᱽᱱᱟᱞᱤᱝ ᱢᱚᱞᱤᱠᱩᱞ (signaling molecule) ᱞᱮᱠᱟᱛᱮ ᱵᱮᱵᱷᱟᱨᱮᱫᱼᱟ ᱾

ᱱᱚᱶᱟ ᱫᱚ ᱵᱮᱨᱚᱝ ᱪᱟᱞᱠᱚᱡᱮᱱ ᱦᱟᱭᱰᱨᱟᱭᱤᱰ (chalcogen hydride) ᱜᱮᱥ ᱥᱟᱶᱛᱮ ᱥᱮᱭᱟ ᱥᱤᱢᱵᱤᱞᱤ ᱞᱮᱠᱟ ᱥᱚ ᱣᱟᱱᱟ ᱾ ᱱᱚᱶᱟ ᱫᱚ ᱟᱹᱰᱤ ᱵᱤᱥ ᱜᱮᱭᱟ, ᱠᱨᱚᱡᱤᱵᱽ ᱟᱨ ᱞᱟᱜᱮ ᱟᱛᱟᱨᱚᱜᱼᱟ ᱾

ᱥᱩᱭᱰᱤᱥ ᱨᱤᱱᱤᱡ ᱥᱟᱬᱮᱥᱤᱭᱟᱹ ᱠᱟᱨᱞ ᱣᱤᱞᱦᱮᱞᱢ ᱥᱮᱞᱮ (Carl Wilhelm Scheele) ᱱᱚᱶᱟ ᱠᱮᱢᱤᱠᱟᱞ ᱠᱚᱢᱯᱚᱡᱤᱥᱚᱱ ᱫᱚᱭ ᱧᱟᱢ ᱚᱰᱚᱠ ᱞᱮᱫ ᱛᱟᱦᱮᱸᱫ ᱑᱗᱗᱗ ᱥᱟᱞᱮ ᱨᱮ ᱾

 ᱜᱩᱱ 

 ᱥᱤᱨᱡᱟᱹᱣ 

 FeS + 2 HCl → FeCl2 + H2S

 ᱱᱤᱴᱨᱮᱴ ᱢᱮᱥᱟ
 ᱠᱟᱞᱥᱤᱭᱚᱢ ᱱᱟᱭᱴᱨᱮ ᱫᱚ ᱞᱤᱸᱡᱤᱱ ᱫᱟᱜ ᱨᱮ ᱦᱟᱭᱰᱨᱚᱜᱮᱱ ᱥᱚᱞᱯᱷᱟᱭᱤᱰ ᱛᱮᱭᱟᱨᱚᱜ ᱠᱷᱚᱱ ᱵᱟᱧᱪᱟᱣ ᱞᱟᱹᱜᱤᱫ ᱵᱮᱵᱷᱟᱨ ᱜᱟᱱᱚᱜᱼᱟ ᱾ 
 ᱯᱷᱩᱭᱤᱞ ᱜᱮᱥ ᱠᱷᱚᱱ ᱚᱪᱚᱜ 

 ᱱᱚᱸᱰᱮ ᱦᱚᱸ ᱧᱮᱞᱢᱮ 

 ᱥᱟᱹᱠᱷᱭᱟᱹᱛ 

ᱛᱷᱚᱠ:Pages with unreviewed translations