Isopropyl utywala, eyaziwa ngokuba yi-isopropanol okanye i-2-propanol, i-solvent ye-organic eqhelekileyo kunye ne-molecular formula ye-C3H8O.Iimpawu zayo zeekhemikhali kunye neempawu zomzimba ziye zahlala ziyizihloko ezinomdla phakathi kweekhemikhali kunye nabasetyhini ngokufanayo.Omnye umbuzo obangela umdla kukuba ingaba i-isopropyl alcohol iyanyibilika na emanzini.Ukuze siqonde lo mbuzo, kufuneka sihlolisise kummandla wekhemistri kwaye sihlolisise intsebenziswano phakathi kwezi molekyuli zimbini.

Isopropyl

 

I-solubility yayo nayiphi na into kwi-solvent enikiweyo imiselwa yintsebenziswano phakathi kwe-solute kunye ne-solvent molecules.Kwimeko ye-isopropyl yotywala kunye namanzi, olu nxibelelwano luyi-hydrogen bonding kunye ne-van der Waals force.I-alcohol ye-Isopropyl ineqela le-hydroxyl (-OH) elinokwenza i-hydrogen bond kunye ne-molecule zamanzi, kodwa umsila wayo we-hydrocarbon ugxotha amanzi.I-solubility iyonke ye-isopropyl alcohol emanzini sisiphumo sebhalansi phakathi kwala mandla mabini.

 

Okubangel 'umdla kukuba, ukunyibilika kwe-isopropyl yotywala emanzini kuxhomekeke kubushushu kunye noxinzelelo.Kwiqondo lobushushu begumbi nangaphantsi, i-isopropyl alcohol iyanyibilika kancinane emanzini, kunye nokunyibilika okungama-20% ngomthamo kuma-20°C.Njengoko iqondo lokushisa lisanda, ukunyibilika kuyancipha.Kwiindawo eziphezulu kunye namaqondo okushisa aphantsi, ukuhlukana kwesigaba kunokuthi kwenzeke, kubangele iindidi ezimbini ezihlukeneyo-enye ityebileyo kwi-isopropyl alcohol kunye nezinye izityebi emanzini.

 

Ubukho bezinye iikhompawundi okanye ii-surfactants zinokuchaphazela ukunyibilika kwe-isopropyl alcohol emanzini.Umzekelo, ii-surfactants ezinobudlelwane nokuba yi-isopropyl alcohol okanye amanzi zinokuguqula ukunyibilika kwazo.Le propathi ifumana usetyenziso kwiinkalo ezahlukeneyo ezinje ngezithambiso, amayeza, kunye neekhemikhali zezolimo, apho ii-surfactants ziqhele ukusetyenziswa ukunyusa ukunyibilika kwezithako ezisebenzayo.

 

Ukuqukumbela, ukunyibilika kwe-isopropyl alcohol emanzini yinto enzima ebandakanya ukulingana phakathi kwe-hydrogen bonding kunye ne-van der Waals force.Ngelixa inyibilika kancinci kwiqondo lobushushu begumbi nangaphantsi, izinto ezinje ngeqondo lobushushu, ukuxinana, kunye nobukho bezinye iikhompawundi zinokuchaphazela kakhulu ukunyibilika kwayo.Ukuqondwa ngokucokisekileyo kolu nxibelelwano kunye neemeko kubalulekile kusetyenziso olusebenzayo lwe-isopropyl alcohol kwizicelo ezahlukeneyo.


Ixesha lokuposa: Jan-22-2024