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
Hō-miâ
Hē-thóng-tek IUPAC hō-miâ
Hydrogen sulfide[1]
Kî-tha hō-miâ
  • 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
Sek-pia̍t-hō
3D model (JSmol)
3DMet B01206
3535004
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.029.070
EC Number 231-977-3
303
KEGG
MeSH Hydrogen+sulfide
RTECS number MX1225000
UNII
UN number 1053
Sèng-chit
H2S
Mole chit-liōng 34.08 g·mol−1
Gōa-māu Colorless gas
Khì-bī Pungent, like that of rotten eggs
Bi̍t-tō͘ 1.363 g dm−3
Iûⁿ-tiám −82 °C (−116 °F; 191 K)
Hut-tiám −60 °C (−76 °F; 213 K)
4 g dm−3 (at 20 °C)
Cheng-khì-ap 1740 kPa (at 21 °C)
Acidity (pKa) 7.0[2][3]
Conjugate acid Sulfonium
Conjugate base Bisulfide
−25.5·10−6 cm3/mol
1.000644 (0 °C)[4]
Kò͘-chō
C2v
Bent
0.97 D
Jia̍t-hòa-ha̍k
1.003 J K−1 g−1
206 J mol−1 K−1[5]
−21 kJ mol−1[5]
Gûi-hiám
Main hazards Flammable and highly toxic
GHS pictograms Pang-bô͘:GHS02Pang-bô͘:GHS06Pang-bô͘:GHS09
GHS signal word Danger
指令碼錯誤:沒有「GHS phrases」這個模組。
指令碼錯誤: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
Ín-hóe-tiám −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]
Bí-kok kiān-hong pī-pha̍k chè-hān (NIOSH):
PEL (Ē-thong-kòe)
C 20 ppm; 50 ppm [10-minute maximum peak][6]
REL (Chhui-chiàn)
C 10 ppm (15 mg/m3) [10-minute][6]
IDLH (Chek-sî gûi-hiám)
100 ppm[6]
Koan-liân hòa-ha̍p-bu̍t
Related hydrogen chalcogenides
Koan-liân hòa-ha̍p-bu̍t
Phosphine
Tû-liáu te̍k-pia̍t chí chhut, chu-liāu sī kun-kù bu̍t-chit ê piau-chún chōng-thài (tī 25 °C [77 °F], 100 kPa).
☒N cha-chèng (☑Y☒N sī siáⁿ ?)
Infobox chham-chiàu

Liû-hoà chúi-sò͘ (硫化水素, Eng-gí: hydrogen sulfide), hoà-ha̍k-sek H2S, sī chi̍t-ê liû-hông (S) goân-chú kap nn̄g-ê chúi-sò͘ (H) ê cho͘-ha̍p.

Chù-kái[siu-kái | kái goân-sí-bé]

  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, I.M., in Kolthoff, I.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.