Liû-hoà chúi-sò͘

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Liû-hoà chúi-sò͘
Skeletal formula of hydrogen sulfide with two dimensions
Ball-and-stick model of hydrogen sulfide
Spacefill model of hydrogen sulfide
號名
系統得IUPAC號名
Hydrogen sulfide[1]
其他號名
  • Dihydrogen monosulfide
  • Sour gas
  • Dihydrogen sulfide
  • Sewer gas
  • Egg gas
  • Sulfane
  • Sulfurated hydrogen
  • Sulfureted hydrogen
  • Sulfuretted hydrogen
  • Sulfur hydride
  • Hydrosulfuric acid
  • Hydrothionic acid
  • Thiohydroxic acid
  • Sulfhydric acid
識別號
3D model (JSmol)
3DMet B01206
3535004
ChEBI
ChEMBL
ChemSpider
EC Number 231-977-3
303
KEGG
MeSH Hydrogen+sulfide
RTECS number MX1225000
UNII
UN number 1053
性質
H2S
Mole質量 34.08 g͘mol−1
外貌 Colorless gas
氣味 Pungent, like that of rotten eggs
密度 1.363 g dm−3
熔點 −82 °C (−116 °F; 191 K)
沸點 −60 °C (−76 °F; 213 K)
4 g dm−3 (at 20 °C)
蒸氣壓 1740 kPa (at 21 °C)
Acidity (pKa) 7.0[2][3]
Conjugate acid Sulfonium
Conjugate base Bisulfide
磁化率 (&之;)
−25.5͘10−6 cm3/mol
1.000644 (0 °C)[4]
構造
C2v
Bent
0.97 D
熱化學
1.003 J K−1 g−1
206 J mol−1 K−1[5]
−21 kJ mol−1[5]
危險
Main hazards Flammable and highly toxic
GHS pictograms Pang-bô͘:GHS02Pang-bô͘:GHS06Pang-bô͘:GHS09
GHS signal word Danger
腳本錯誤:沒有 "GHS phrases" 這個模組。
腳本錯誤:沒有 "GHS phrases" 這個模組。
NFPA 704
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., propaneHealth code 4: Very short exposure could cause death or major residual injury. E.g., VX gasReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
4
4
0
引火點 −82.4 °C (−116.3 °F; 190.8 K)[8]
232 °C (450 °F; 505 K)
Explosive limits 4.3–46%
Lethal dose or concentration (LD, LC):
  • 713 ppm (rat, 1 hr)
  • 673 ppm (mouse, 1 hr)
  • 634 ppm (mouse, 1 hr)
  • 444 ppm (rat, 4 hr)[7]
  • 600 ppm (human, 30 min)
  • 800 ppm (human, 5 min)[7]
美國健鋒被曝制限 (NIOSH):
PEL (會通過)
C 20 ppm; 50 ppm [10-minute maximum peak][6]
REL (崔戰)
C 10 ppm (15 mg/m3) [10-minute ][6]
IDLH (即時危險)
100 ppm[6]
關連化合物
Related hydrogen chalcogenides
關連化合物
Phosphine
除了特別指出,資料是根據物質的標準狀態 (佇25 °C [77 °F ], 100 kPa).
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Infobox 參照

硫化 (Liû-hoà)水素 (chúi-sò͘) (硫化水素,英語: hydrogen sulfide),化學式 (hoà-ha̍k-sek)H2S ()一个 (chi̍t-ê)硫磺 (liû-hông) (S) 原子 (goân-chú) (kap)兩个 (nn̄g-ê)水素 (H) (ê)組閤 (cho͘-ha̍p)

註解 (Chù-kái)[edit]

  1. "Hydrogen Sulfide - PubChem Public Chemical Database". The PubChem Project. USA: National Center for Biotechnology Information. 
  2. Perrin, D.D. (1982). Ionisation Constants of Inorganic Acids and Bases in Aqueous Solution (2nd pán.). Oxford: Pergamon Press. 
  3. Bruckenstein, S.; Kolthoff, 伊.M., 怹Kolthoff, 伊.M.; Elving, P.J. Treatise on Analytical Chemistry, Vol. 1, pt. 1; Wiley, NY, 1959, pp. 432–433.
  4. Patnaik, Pradyot (2002). Handbook of Inorganic Chemicals. McGraw-Hill. ISBN 978-0-07-049439-8. 
  5. 5.0 5.1 Zumdahl, Steven S. (2009). Chemical Principles (6th pán.). Houghton Mifflin Company. p. A23. ISBN 978-0-618-94690-7. 
  6. 6.0 6.1 6.2 "NIOSH Pocket Guide to Chemical Hazards #0337". National Institute for Occupational Safety and Health (NIOSH). 
  7. 7.0 7.1 "Hydrogen sulfide". Immediately Dangerous to Life and Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH). 
  8. "Hydrogen sulfide". npi.gov.au.