Xov Xwm
Tiv Tauj Peb
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Tsev > Xov Xwm > Ntsiab lus

Luv luv Keeb Kwm Ntawm Kev Tshawb Nrhiav Ntawm Boron Tebchaw

Qhov kev tshawb pom thiab kev siv cov roj ntsha boron tuaj yeem taug qab mus rau tebchaws Iziv thaum ub, qhov twg borax tau siv los ua flux rau iav thiab kuj los ntawm cov alchemists txheej thaum ub, tab sis cov tshuaj lom neeg ntawm cov tshuaj boric acid tseem muaj kev paub tsis meej mus txog rau thaum xyoo pua puv 19.


Xyoo 1808, tus kws kho mob hauv tebchaws Askiv David nyob rau hauv txoj kev siv tshuaj electrolytic ntawm cov poov tshuaj tsis ntev tom qab kev tshawb pom ntawm cov xim av boron, thiab electrolytic melting ntawm boron trioxide txoj kev ntawm cov xim av boron, hauv tib lub xyoo, Fabkis chemist Gay-Lussac thiab Tainer siv hlau poov tshuaj los txo cov dej qog boric acid los ua cov kab mob boron.


Qhov tseeb, tsis muaj leej twg ua cov ntshiab boron, thiab tsis tshua muaj neeg ntshiab boron yuav luag tsis muaj peev xwm tau txais. Lub purer boron tau muab rho tawm los ntawm Henry Moisan nyob rau xyoo 1892. Thaum kawg, E. Weintraub ntawm Tebchaws Meskas khaus ib qho kev sib xyaw ntawm boron chloride vapors thiab hydrogen los tsim ib cov tshuaj ntshiab tag nrho. Boron tau los ntawm cov tshuaj no tau pom tias muaj qhov sib txawv heev tshaj li yav dhau los tshaj tawm.


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