Leej twg nrhiav tau thawj lub ntsiab?
Leej twg nrhiav tau thawj lub ntsiab?

Video: Leej twg nrhiav tau thawj lub ntsiab?

Video: Leej twg nrhiav tau thawj lub ntsiab?
Video: Vajtswv Tso Dej Nyab Los Rhuav Tshem Lub Ntiaj Teb (Cov Ntsiab Lus Tseem Ceeb) 2024, Kaum ib hlis
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Txawm hais tias cov ntsiab lus xws li kub, nyiaj, tin, tooj liab, txhuas thiab mercury tau paub txij thaum ancient sij hawm, thawj qhov kev tshawb pom ntawm lub ntsiab tshwm sim hauv 1649 thaum. Hennig Brand nrhiav pom phosphorus.

Tsuas yog li ntawd, leej twg nrhiav tau lub ntsiab?

Swedish chemists Jöns Jakob Berzelius thiab Wilhelm Hisinger, thiab German chemist Martin Klaproth nrhiav pom pob zeb dub ntawm Bastnas, Sweden, uas coj mus rau lub nrhiav pom ntawm ob peb cov ntsiab lus . Askiv chemist thiab physicist William Hyde Wollaston pom rhodium.

Ib yam li ntawd, thawj lub ntsiab yog dab tsi? Hydrogen

Tsis tas li ntawd, leej twg invented thawj lub caij?

Ib qho tsim nyog yuav tsum tau ua ua ntej rau kev tsim kho ntawm lub rooj sib tham yog qhov kev tshawb pom ntawm tus kheej cov ntsiab lus. Txawm hais tias cov ntsiab lus xws li kub, nyiaj, tin, tooj liab, txhuas thiab mercury tau paub txij thaum ancient sij hawm, qhov kev tshawb pom thawj zaug ntawm cov khoom tshwm sim hauv 1649 thaum. Henig Brand nrhiav pom phosphorus.

Thaum twg yog qhov tshiab tshaj plaws nrhiav tau?

Hauv xyoo 2013, Swedish cov kws tshawb fawb tau lees paub qhov muaj nyob ntawm Lavxias- nrhiav pom ununpentium (atomic naj npawb 115). Raws li Ob Txoj Kev piav qhia nws, tus keeb yog tsim los ntawm tua ib kab ntawm calcium, uas muaj 20 protons, rau hauv ib zaj duab xis nyias ntawm americium, uas muaj 95 protons.

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