GuzobereSayensị

Sọlfọ dioxide

Sọlfọ oxide (IV) nwere a aha, na-na eze na-eji na chemical sayensị - sọlfọ dioxide, ke adianade do, a umi na-akpọ sọlfọ dioxide ma ọ bụ sọlfọ dioxide. Sọlfọ oxide (IV) n'okpuru nkịtị ọnọdụ - nke a gas-enweghị agba, na a peculiar wetara ísì ụtọ, nke bụ reminiscent nke isi nke a egwuregwu na oge nke mgbanye.

The gas na-gasị site na ịba ụba nsogbu, okpomọkụ nwere ike iche si nkịtị ụlọ. Umi bụ soluble na mmiri na-enye ejighị n'aka sulfurous acid. Ogo mmiri solubility nke sọlfọ dioxide bụ na okpomọkụ nke 20 C 11,5 grams nke gị n'ụlọnga kwa 100 grams mmiri. Akpali mmasị, mgbe okpomọkụ adahade, larịị nke solubility nke compound mbelata. E wezụga mmiri, sọlfọ dioxide bụ soluble na ethanol na igirigi ibu sulphuric acid. Na ọdịdị, sọlfọ dioxide, onye usoro bụ SO2, bụ otu n'ime ndị ọcha emejupụta mgbawa ugwu gas.

The ulo oru na mmepụta nke sọlfọ dioxide dabeere kpọmkwem ọkụ na sọlfọ nwekwara ike-akwadebe site firing na gas sulfides, karịsịa ndị dị otú ahụ dị ka pyrite.

Sọlfọ dioxide a nwetara na laabu ụzọ. N'ihi na nke a bụ mmeghachi omume a rụrụ na mmetụta nke sulfites ike asịd. Dị ka ndị bụ isi na umi-eji na laboratories na hydrosulfites. Ndị dị otú ahụ a mmeghachi omume e nyere site na akụkụ: Na2SO3 + H2SO4 → Na2SO4 + H2SO3. N'ihi mmeghachi omume dị ka hụrụ si akụkụ, a sulfurous acid, nke n'ihi na nke akwusighi ozugbo erekasịchaala ka sọlfọ dioxide na mmiri.

Obere ihe onwunwe na-eji maka a usoro nke mmetụta na-erughị ifịk ọla na itughari na igirigi ibu sulphuric acid, ebe mmeghachi omume ga-esi site na kpo oku na-arụ ọrụ ihe ngwọta.

Isi chemical Njirimara ndị a sọlfọ dioxide.

Sọlfọ dioxide a na-etinye obi gị dum na ultraviolet nso nke ụdịdị dị iche iche. Ọ bụ nkewa dị ka ihe acidic oxide. Dị ka e kwuworo, na sọlfọ dioxide bụ soluble na mmiri na a reversible chemical mmeghachi omume.

Na iwebata gas n'ime mmeghachi omume na alkali emepụta sulfites n'ozuzu, ọ bụrụ na ya mara na nke reactivity nke a gas, ọ ga-ekweta na ọ bụ ezi elu. N'oge Jeremaya mere akacha gosipụtara mbenata Njirimara nke umi, na larịị nke sọlfọ ọxịdashọn n'oge mmeghachi omume, na-aghọ elu.

Ọxịdashọn Njirimara nke sọlfọ dioxide egosipụta n'oge Jeremaya so site ike reductants. Ka ihe atụ, na ulo oru ndi oru n'ihi na mmepụta nke sọlfọ na-eji usoro ya amaghị na ya mweghachi carbon oxide (II).

Sọlfọ oxide (IV) na chemical ụlọ ọrụ bụ-eji na -emepụta na igirigi ibu sulphuric acid. Ke ofụri ofụri, ya ngwa sara mbara nke ukwuu na ambiguous. The eziokwu na sọlfọ dioxide bụ awu. Site inhalation nwere ike inwe nsí mgbaàmà ndị akpịrị akpịrị, runny imi, ụkwara. Inhalation sọlfọ dioxide mmebi na-eweta ihe karịrị ọ bụ n'elu ịta nke umi. Na elu kasịnụ nwere ike ime akwa ya pụta, ruo ekochi ekochi, okwu ọrịa na akpa ume edema.

Sọlfọ oxide (IV) na-eji na-emepụta ihe oriri, akpan akpan na ọ bụ ugbu a na slaboalkogolnyh ọṅụṅụ dị ka a egbochi mmebi. Na akwa ụlọ ọrụ ọ na-eji dị ka a constituent mmewere nke n'aka maka bleaching a dịgasị iche iche nke ihe a na-apụghị chaa chlorine ogige.

Na ulo oru na agụmakwụkwọ laboratories sọlfọ oxide (IV)-eme dị ka a mgbaze oké mkpa, ma na nke a ọ ga-ahụ na-echeta na gas nwere ike ibu adịghị mmiri na SO3, nke mogtst emetụta ọcha na ụzọ ziri ezi nke na mmeghachi omume na ọnụnọ nke silica. Ya mere, na ndị a na-gas dị ọcha site agafe a nyo nwere lekwasị H2SO4, mgbe nile na a mechiri emechi arịa.

N'ihi ọtụtụ were sọlfọ dioxide omume dị ka otu n'ime ndị isi bekee emetọ ikuku. Karịsịa dị ize ndụ umu anwuru n'ihi combustion nke anyị na-emebu ike - coal, eke gas na mmanụ. Dị ka a na-achị, ọtụtụ ndị oghom mmetụta bụ site ọdịda, n'ihi na nke mmiri ozuzo - ọgwụgwụ ngwaahịa bụ ugbu a na ihe aerosol ụdị.

Ugbu a, ndị kasị elu ịta nke a gas na-eme ememe na Ugwu Ụwa, karịsịa na United States, Ukraine, Western Europe na n'ebe ọdịda anyanwụ n'ógbè Russia.

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