FormationSayniska

Baaruud dioxide

Baaruud xabagta (IV) ayaa magac, sidoo kale si rasmi ah loo isticmaalo ee sayniska kiimikada - baaruud dioxide, marka lagu daro, walax this waxaa kaloo loo yaqaan baaruud dioxide ama baaruud dioxide. xabagta baaruud (IV) ku hoos jira xaalad caadi ah - gaaska this isagoo midab lahayn, oo leh ur ku waani xun, oo waa garabaka urta ciyaar waqti ka suuroggalaan.

gaaska waxaa la galeen by sii kordhaysa cadaadis, heerkulka laga yaabaa in aanay kala duwan yihiin qolka caadiga ah. maalkiisu waa L. biyo in la siiyo deganayn sulfurous acid. Degree of milmi biyaha baaruud dioxide waa at heerkul ah 20 C 11,5 garaam oo wakiilka per 100 garaam oo biyo ah. Waxa xiiso leh, marka heerkulka ka soo baxdo, heerka milmi ee xarunta hoos. biyo ka sokow, baaruud dioxide waa L. in ethanol iyo sulfuric acid. In dabiiciga ah, baaruud dioxide, kuwaas oo formula waa SO2, waa mid ka mid ah waxyaabaha dhismaha gaaska Kobenhagen.

wax soo saarka warshadaha ee baaruud dioxide ku salaysan baaruud gubashadii toos ah ayaa sidoo kale waxaa la diyaarin karaa iyada oo rasaas sulfides gaaska, gaar ahaan sida pyrite.

Sulfur dioxide waa la helay iyo hababka shaybaarka. Waayo, reaction this waa la fuliyay on saamaynta sulfites acids xoog leh. Sida hubaasha aasaasiga ah loo isticmaalo in laboratories iyo hydrosulfites. reaction noocan oo kale ah la siiyo by isla'egta: Na2SO3 + H2SO4 → Na2SO4 + H2SO3. Natiijada falcelinta sidii laga arki jiray isla'egta, a acid sulfurous, taas oo sababta oo ah xasillooni darro si degdeg ah decomposes in baaruud dioxide iyo biyo.

wax ka yar waxaa loo isticmaalaa hab kaas oo saameyn ku Biraha firfircoon ka yar la khafiifiyo sulfuric acid, kuna waari dhexdeeda falcelinta waa sii wadi by kulaylinta xal shaqada.

kiimikaad Major baaruud dioxide kuwan.

Sulfur dioxide nuugo kala duwan ultraviolet ah spectrum ah. Waxaa lagu tilmaamay inay tahay xabagta ah acidic. Sida horeba loo xusay, dioxide baaruud waa L. biyo in falgal kiimikaad karo.

At hordhaca ah ee gaaska galay falcelinta la alkali soo saaray sulfites guud ahaan, haddii sifaha falcelin ee gaaska this, waa in qiran waa mid qaali ah. Inta lagu guda jiro dareen diidmo oo inta badan muujiyey yaraynta guryaha oo ah walaxda, iyo heerka qayilo baaruud inta lagu guda jiro dareen-celinta, ayaa noqonaya sare.

guryaha lagu qayilo ee teedu baaruud dioxide inta lagu guda jiro dareen diidmo ku weheliyay reductants xoog leh. Tusaale ahaan, in qaybaha warshadaha wax soo saarka ee habka baaruud isticmaalo qalloocan ee ay xabagta carbon dib u soo celinta (II).

xabagta baaruud (IV) ee warshadaha kiimikada inta badan loo isticmaalaa in lagu soo saaro sulfuric acid. Guud ahaan, ay codsiga waa mid aad u ballaadhan oo la qiyaasi karin. Xaqiiqada ah in baaruud dioxide waa sun. By neefsasho ka heli kartaa calaamadaha khubad waa dhuun xanuun, sanka oo dareera, qufac. Neefsasho dhaawac baaruud dioxide u sii badan waxa uu ahaa kor-fiirsashada oo ah walaxda keenaa. At uruureen sare dhici karaan cawaaqib xun, ilaa dhegto, xanuunada hadalka iyo barar sambabada.

xabagta baaruud (IV) waxaa loo isticmaalaa in warshadaha cuntada, gaar ahaan waa hadiyad in sharaabka slaboalkogolnyh sida xafidayaal. In warshadaha dharka waxaa loo isticmaalaa sida element ah dastuurka ee hab for bleaching noocyo kala duwan oo qalab aan la bleached karaa xeryahooda chlorine.

In laboratories warshadaha iyo tacliinta xabagta baaruud (IV) u dhaqmo sida dareeraha ah lagama maarmaan, laakiin ay dhacdo in this waa in la xusuusnaado in ee gaaska ku jiri kara nijaasta ahaa oo biyo ah iyo SO3, taas oo saamayn ku yeelan mogtst ka khayroon daahirnimo iyo u koorsada saxda ah ee dareen-celinta ay goobjoog ka ahaayeen silica. Sidaa darteed, in xaaladaha, waxa ay gaaska daahir by marayay filter a ku jirto xoog H2SO4, had iyo weel xidhan.

Sababo la ballaaran falalka dioxide isticmaalka baaruud sida mid ka mid ah walxaha waaweyn nijaasayn jawiga. qiiqa si gaar ah khatar keentay ka sari of our energy caadiga ah - dhuxusha, gaaska dabiiciga ah iyo saliid. Sida caadiga ah, inta badan waxyeello ka soo gaartey waa iyada oo roobab, sababta oo ah biyaha roobka - saarka dhamaadka joogo qaab buufis ahaan.

Currently, tirada ugu badan ee gaaska this la xusaa in Safra waqooyiga, gaar ahaan Mareykanka, Ukraine, Western Europe iyo gobollada galbeedka ee Russia.

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