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Meetane

Veih Wikipedia.
Meetane
Stoo kemmigaghsorçh d'unnid kemmigagh Edit the value on Wikidata
Glout co-vreneenagh16.031 Da Edit the value on Wikidata
Fowder ny ynlaghteyrAlessandro Volta (en) Translate Edit the value on Wikidata
Date feddynys ny ynlee1777 Edit the value on Wikidata
Feddynit 'sy takson
Currymgas ribbey çhiass as jantagh jee-ocsaidaghey Edit the value on Wikidata
Strughtoor kemmigagh
Formley kemmigaghCH4
SMILES canoanagh
InChITuarastyl 3D Edit the value on Wikidata
Troghyn
Glooid0.717 kg/m³ (ec 0 °C, gas)
422.36 kg/m³ (ec −161.6 °C, ushlaght) Edit the value on Wikidata
Bieauid sheean1,337 m/s (−161.5 °C, ushlaght)
450 m/s (27 °C, gas) Edit the value on Wikidata
Moment lectragh daa-phoullagh0 D Edit the value on Wikidata
Poynt-lheie−182.49 °C
−182.46 °C Edit the value on Wikidata
Poynt-broie111.4 K (ec 1 atm)
−161 °C (ec 101 Pa)
−161.48 °C (ec 101.325 kPa) Edit the value on Wikidata
Entropaght voleagh stundayrtit186.3 J/(mol K) Edit the value on Wikidata
Enthalpaght stundayrtit y chrooaght−74,520 J/mol Edit the value on Wikidata
Enthalpaght lostey−890.3 kJ/mol Edit the value on Wikidata
Gaue
Tempreilys hene-lossee537.8 °C Edit the value on Wikidata
Cummys çhiow ny Cruinney28 as 84 Edit the value on Wikidata
NFPA 704
4
2
0
SA
Edit the value on Wikidata
Jallooagyn GHS
Aileagh
Elley
neughaahoilid as neusoaralid Edit the value on Wikidata

Ta meetane, ny mettane keayrtyn, çheet er y cho-vunstoo lesh y formley kemmigagh CH4 (un vreneen jeh'n charboan ta kianglt rish kiare breneenyn jeh'n hiddragien). She hiddreed jeh possan 14 t'eh, yn alkane s'oney, as y co-olt smoo jeh'n ghas najooragh. Kyndagh rish palçhys y veetane er y Dowan, t'eh coontit myr conney feer hayrnyssagh. Ansherbee, ta taartyn as stoyral y veetane çheet lesh doolaneyn çhaghnoil kyndagh rish e stayd gassagh fo tempreilys as broo cadjin.

Ta'n meetane najooragh ry-gheddyn fo'n thalloo as fo thoyn ny marrey as t'eh jeant liorish obbraghyn creg-oaylleeagh as bea-oaylleeagh. Ta'n stoyr meetane smoo ry-gheddyn fo thoyn ny marrey 'sy chummey clatraid veetane. Tra ta meetane roshtyn yn eaghtyr as yn aeraght, t'eh enmyssit meetane aeraghtagh.[1]

Ta co-ghlooaghey meetane aeraghtagh y Dowan er ny vishaghey er mysh 160& veih'n vlein 1750, as she lesh jannooyn deiney yn freggyrtys jeh'n chooid smoo jeh'n vishaghey shen.[2] T'eh jannoo seose 20% jeh eginaghey emshyraght voish dagh fer jeh ny gassyn ribbey çhiass foddey beayn as down-vestit, rere tuarastyl Phanel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght.[3] Foddee injillaghyn lajer, tappee as beayn ayns cur magh y veetane cur caghliagh er y çhiow giare-hiarrymagh as cur rish shareaghey foays yn aer rere leodaghey yn osoan eaghtyragh dowanagh.[4]

Ta meetane er ny ve feddynit magh er planaidyn elley, goaill stiagh Mart.[5]

Meetane

Imraaghyn

[reagh | reagh y bun]
  1. ↑ Khalil, M. A. K. (1999). "Non-Co2 Greenhouse Gases in the Atmosphere". Annual Review of Energy and the Environment. 24: 645–661. doi:10.1146/annurev.energy.24.1.645.
  2. ↑ "Global Methane Assessment" (PDF). United Nations Environment Programme and Climate and Clean Air Coalition. Nairobi. 2022. dg. 12. Feddynit er 15 Mayrnt 2023.
  3. ↑ "Climate Change 2021. The Physical Science Basis. Summary for Policymakers. Working Group I contribution to the WGI Sixth Assessment Report of the Intergovernmental Panel on Climate Change". IPCC. Panel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght. Er ny hashtey veih y lhieggan bunneydagh er 22 Luanistyn 2021. Feddynit er 22 Luanistyn 2021.
  4. ↑ IPCC, 2023: Summary for Policymakers. Ayns: Climate Change 2023: Synthesis Report. A Report of the Intergovernmental Panel on Climate Change. Contribution of Working Groups I, II and III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change [Fwirran Screeuee, H. Lee as J. Romero (lgn.)]. IPCC, Geneva, yn Elveeish, duillag 26, rheynn C.2.3
  5. ↑ Etiope, Giuseppe; Lollar, Barbara Sherwood (2013). "Abiotic Methane on Earth". Reviews of Geophysics. 51 (2): 276–299. Bibcode:2013RvGeo..51..276E. doi:10.1002/rog.20011. S2CID 56457317.