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Magaca Alaabta:Nitric acid
Qaab molecular:HNO3
Lambarka CAS:7697-37-2
Qaab dhismeedka unugyada unugyada:
Guryaha Kiimikada:
Nitric acid waa dareere qiiqa bunni ah oo aan midab lahayn ama iftiin leh oo leh ur saqaf ah, oo neef qabatin leh. Fuming nitric acid waa dareere qiiq ah oo casaan ah. Uuro hawo qoyan. Badanaa waxaa loo isticmaalaa xal aqueous ah. Fuming nitric acid waa nitric acid oo ka kooban nitrogen dioxide oo milmay. Nitric acid waa xal of nitrogen dioxide, NO2, biyaha iyo waxa loo yaqaan fuming nitric acid ka kooban yahay xad-dhaaf ah NO2 oo waa huruud ilaa brownish-cas midab.
dareere aan midab lahayn; aad u daxalaysa; index refractive 1.397 at 16.5 ° C; cufnaanta 1.503 g/L; heerkulka -42 ° C; heerkul ah 83 ° C; si buuxda u milmaan biyo; sameeya azeotrope joogto ah oo biyo leh 68.8 wt% nitric acid; Azeotrope waxay leedahay cufnaanta 1.41 g/mL waxayna ku karkarisaa 121 ° C.
Codsiga:
Nitric acid waa shay bilow oo muhiim u ah soo saarista bacriminta iyo kiimikooyinka. Nitric acid la badhxay waxa loo isticmaalaa milanka iyo xoqidda biraha Xogta Alaabada
Dheecaan culus, saafi ah ama wax yar oo huruud ah waa mid aad u sun ah oo sababa gubasho daran marka maqaarka la taabto. Waxaa lagu sameeyay kala-soocidda nitrate-ka birta alkali oo lagu daray sulfuric acid. Isku darka asiidhyada nitric iyo sulfuric ayaa loo adeegsaday si loogu beddelo suufka cad una beddelo nitrate cellulose. Nitric acid waxa loo isticmaalay habka saxanka qoyan sidii wax lagu daro soosaarayaasha ferrous sulfate si kor loogu qaado midabka sawirka cad ee ambrotypes iyo ferrotypes. Waxa kale oo lagu daray inay hoos u dhigto pH ee qubayska lacagta ee taarikada kollodion. Ku darista aashitada qubeyska qalinka ah waxay ka dhigtay taarikada kollodion inay ka yar tahay iftiinka iftiinka, taas oo leh saameyn faa'iido leh oo yareyneysa dhacdada ceeryaamo aan sawir lahayn.