Nyob hauv dab tsi yog cob alt pom?

Cov txheej txheem:

Nyob hauv dab tsi yog cob alt pom?
Nyob hauv dab tsi yog cob alt pom?

Video: Nyob hauv dab tsi yog cob alt pom?

Video: Nyob hauv dab tsi yog cob alt pom?
Video: Leng Yang - Yog Vim Dab Tsi (Official Full Song | Nkauj Tawm Tshiab) 2020/05/24 2024, Hlis ntuj nqeg
Anonim

Cob alt yog cov khoom siv tshuaj nrog lub cim Co thiab atomic tooj 27. Zoo li npib tsib xee, cob alt pom nyob rau hauv lub ntiaj teb lub pob zeb tsuas yog nyob rau hauv ib tug chemically ua daim ntawv, txuag rau me me deposits pom nyob rau hauv alloys ntawm ntuj meteoric hlau. Cov khoom dawb, ua los ntawm kev txo qis, yog ib qho nyuaj, lustrous, silver-grey hlau.

Puas yog cob alt pom nyob rau hauv cov tsiaj?

Cov kab mob nyob hauv ntiaj teb yog tsim los ntawm sib xyaw ntawm carbon, hydrogen, oxygen, nitrogen, sulfur, thiab phosphorous. Qhov no suav nrog dej, uas muaj cov tshuaj npe H2O thiab muaj ob lub hydrogen thiab ib qho oxygen atoms.

Cov pob zeb cob alt pom nyob qhov twg?

Cob alt feem ntau tau los ntawm cov zaub mov cob altite thiab sm altite (cob alt arsenide). Lwm cov khoom siv cob alt muaj xws li erythrite, glaucodot thiab linnaeite (cob alt sulfide). Nws feem ntau yog mined hauv Zaire, Zambia, Russia, Canada thiab Cuba.

Puas cob alt ua mob rau tib neeg?

Nws tuaj yeem ua mob rau lub qhov muag, tawv nqaij, lub siab, thiab lub ntsws. Kev raug cob alt tuaj yeem ua rau mob qog noj ntshav. Cov neeg ua haujlwm yuav raug mob los ntawm kev raug cob alt thiab cov khoom siv cob alt. Qib ntawm kev puas tsuaj nyob ntawm qhov koob tshuaj, lub sijhawm, thiab kev ua haujlwm tiav.

Leej twg yog tus tsim khoom loj tshaj plaws ntawm cob alt?

Kev lag luam mining hauv lub koom pheej ywj pheej ntawm Congo yog qhov txiaj ntsig zoo tshaj plaws thiab tseem ceeb ntawm DRC kev lag luam. Nws yog lawv qhov loj tshaj plaws ntawm export cov nyiaj tau los. DRC suav txog ze li ob feem peb ntawm cov khoom siv cob alt thoob ntiaj teb hauv xyoo 2020, ua rau lawv yog lub ntiaj teb cov kws tsim khoom cob alt loj tshaj plaws los ntawm cov npoo loj.

Pom zoo: