Feb 06, 2025 Tso lus

Dab tsi yog tin?

Tin yog xim hlau teeb nrog cov lus Askiv npe tin (stannum) thiab lub cim cim sn. Nws yog ib pawg neeg hlau ntawm pawg IVA nrog ib tus lej atomic naj npawb ntawm 50 thiab ib tug txheeb ze atomic pawg ntawm 118.71. Nws yog cov hlau ntawm pawg IVA nrog lub ntsiab lus melting ntawm 231.89 degree, ib qho npau npau 2260 degree thiab qhov ntom ntawm 7.28 g / cm³. Tin yog cov hlau tsawg-melting nrog lub pob zeb-dawb nws yog xim hlau luster. Cov ntshiab tin yog mos, muaj kev du ncauj zoo ntawm chav sov, yog siv tshuaj cheem, thiab tsis yooj yim oxidised.

 

Nws feem ntau khaws cov lus tsis pom, silvery sheen. Tin cov nyiaj rau 0. 004% ntawm lub ntiaj teb crust, yuav luag txhua tus uas muaj nyob rau hauv daim ntawv ntawm cov tais diav (tin oxide). Tseem muaj cov naj npawb me me ntawm tin sulfide ores. Raws li ib qho ntawm cov 'nyuaj ntawm cov' (kub, tooj, hlau, hlau thiab tin), tin), tin tau siv los ntawm tib neeg txij thaum ntxov li 2000 BC. Niaj hnub no, tin feem ntau yog siv los ua cam, tinplate, cov khoom siv tshuaj lom, cov ntaub ntawv siv tshuaj, tshuab hluav taws xob, tshuab ua khoom siv, tshuab ua hluav taws xob, tshuab piv thiab aerospace.

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