Kumiswa, Isayensi
Nitrogen izinyo lomhlathi mass
Nitrogen iphathelene iqembu 15 (ngezigaba ubudala - kuze kube iqeqebana eyinhloko iqembu lesihlanu) kwesikhathi 2nd at 7 idijithi kanambambili in the Periodic Isimiso Sokuthungatha Elements, futhi ephawulwe ne-nitrogen N. izinyo lomhlathi Isisindo 14 kg / Mol.
Nitrogen uyinto elula ngaphansi kwezimo ezivamile gas dihydric inert hhayi abangenalo umbala, akukho ukunambitheka, akukho nephunga. Lokhu igesi siqukethe ngokwengxenye Umkhathi. Isisindo yamangqamuzana nitrogen ilingana 28. Inkulumo ethi "i-nitrogen" ngesiGreki lisho "ezingaphiliko '.
Emvelweni, amangqamuzana igesi yakhiwa isotopes esitebeleni, lapho mass izinyo lomhlathi we-nitrogen 14kg / Mol (99.635%) kanye 15 kg / Mol (0.365%). Ngaphandle emkhathini butholakala ukubunjwa mafu gaseous, emkhathini solar, isikhala interstellar namaplanethi Neptune, Uranus, nokunye. Kuyinto lesine esimisweni sonozungezilanga ukusakaza emva izakhi njenge-hydrogen, helium, umoya-mpilo. Eyayenziwe ekhiqizwa isotopes enemisebe, lapho mass izinyo lomhlathi of nitrogen - kusuka 10 kg / Mol futhi kuze kube 13kg / Mol, futhi kusukela 16 kg / Mol 25 kg / Mol. Bonke basonta izakhi eyesikhashana. Isitebele iningi isotopes lapho mass izinyo lomhlathi we-nitrogen 13kg / Mol, has a imizuzu eyishumi ohlelweni lwe isigamu-nokuphila.
Iqhaza walesi igesi omkhulu, ngoba ingenye izakhi eziyisisekelo kuyiphi acid nucleic kunezelwa, amaphrotheni, nucleoproteins, asinayo i-chlorophyll, i-hemoglobin, kanye nezinye izinto ezibalulekile. Bobabili IKhompyuthaYami esitebeleni nitrogen, futhi ungqimba izinyo lomhlathi kuyinto 14kg / Mol futhi 15 kg / imvukuzane abathintekayo nitrogen umzimba. Ngenxa yalesi sizathu, omkhulu kakhulu nitrogen fixed aqukethe izinto eziphilayo, "ufile" udaba eziphilayo kanye particulate kwezilwandle nezilwandle. Futhi okunye, ngenxa yokubola futhi elibi izinqubo organic nitrogen-oqukethe, i-nitrogen equkethe ezifakwa organic akhiwa ezifana, isib, nitrate.
Nitrogen emkhathini bayakwazi ukuhlanganisa uxhumano nomsebenzisi luwuphendule ifomu digestible, isibonelo, ammonium compounds, abangaba ngu-160 zama-ezincane, ikakhulu owakhiwa ubuhlobo iqala ubuhlobo bokubambisana kanye izitshalo ephakeme, babanike nitrogen Umanyolo, futhi eminye kanye eziwukudla uthola ezidla uhlaza futhi carnivores.
Ngaphansi kwezimo zelabhorathri nitrogen etholwe ukusabela ammonium nitrite yokubola. Umphumela inhlanganisela igesi i-ammonia, umoya-mpilo, i-nitrogen oxide (I). nokuhlanzwa wayo ezivezwa edlulisa ingxube okuholela ngokusebenzisa sulfuric isixazululo acid kuqala, bese insimbi sulfate (II), bese phezu zethusi ashisayo. Enye indlela ukuthola ke endaweni yokucwaninga siqukethe ukuwela zethusi oxide (II) ammonia, ezingeni lokushisa mayelana 700 degrees Celsius.
Ngo isikali zezimboni nitrogen etholwe odlulayo emoyeni phezu coke ashisayo, kodwa akukho umkhiqizo okumsulwa owabunjwa, futhi ingxube, kodwa amagesi yizicukuthwane ne-carbon dioxide, okuthiwa "umoya" noma "okuzivuselela" igesi. Kuyinto impahla eluhlaza for zamakhemikhali zamagama nophethiloli. Futhi, kusukela kungenzeka "generator" nitrogen igesi walulama, kulolu ukumuncwa uqhutshwa -carbon monoxide. Eyesibili indlela yokukhiqiza nitrogen umkhakha - ziphuzo zazihluzwa wamaqhuzu air ketshezi.
Kukhona futhi amasu anjengebalazwe igesi ngokwahlukana ulwelwesi kanye adsorption. Reception nitrogen athomu, iyasebenza kakhulu ukwedlula yamangqamuzana, uyakwazi, isibonelo, ukuba asabele ngaphansi kwezimo ezivamile nge phosphorus, isibabule, i-arsenic, metal. Izakhi ze-nitrogen kabanzi embonini eniyenzayo umquba, iziqhumane, nemithi, udayi nokunye. Esikhathini umkhakha Petrochemical it is imigqa kwemijondolo, hlola umsebenzi wabo ngaphansi kwengcindezi. Esikhathini eziyinkimbinkimbi izimayini ngosizo yayo ukudala ngaphakathi kwami ukuqhuma-ubufakazi imvelo, okuncane kubo rock zokwakheka. Ngo-electronics bona kushaywa yesifunda, lapho ayivumelekile namachibi kancane nge-oksijini eziqukethwe emoyeni.
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