Kodi kusiyana pakati pa graphite ndi kaboni ndi kotani?

Kusiyana pakati pa graphite ndi kaboni pakati pa zinthu za kaboni ndi momwe kaboni imapangikira mu chinthu chilichonse. Maatomu a kaboni amalumikizana mu unyolo ndi mphete. Mu chinthu chilichonse cha kaboni, kapangidwe kapadera ka kaboni kamatha kupangidwa.

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Mpweya wa kaboni umapanga zinthu zofewa kwambiri (graphite) ndi chinthu cholimba kwambiri (diamondi). Kusiyana kwakukulu pakati pa zinthu za kaboni ndi momwe kaboni imapangikira mu chinthu chilichonse. Maatomu a kaboni amalumikizana mu unyolo ndi mphete. Mu chinthu chilichonse cha kaboni, kapangidwe kapadera ka kaboni kamatha kupangidwa.
Chinthu ichi chili ndi mphamvu yapadera yopangira ma bond ndi ma compounds chokha, zomwe zimachipatsa mphamvu yokonza ndikusintha ma atomu ake. Pa zinthu zonse, kaboni imapanga ma compounds ambiri - pafupifupi mapangidwe 10 miliyoni!
Mpweya wa kaboni uli ndi ntchito zosiyanasiyana, monga kaboni wokha komanso mankhwala a kaboni. Choyamba, umagwira ntchito ngati ma hydrocarbon monga mpweya wa methane ndi mafuta osakonzedwa. Mafuta osakonzedwa amatha kusungunuka kukhala mafuta ndi mafuta a palafini. Zinthu zonsezi zimagwiritsidwa ntchito ngati mafuta otenthetsera, makina, ndi zina zambiri.
Mpweya wa kaboni umapangitsanso kupanga madzi, chinthu chofunikira pa moyo. Umapezekanso ngati ma polima monga cellulose (mu zomera) ndi mapulasitiki.

Kumbali ina, graphite ndi allotrope ya kaboni; izi zikutanthauza kuti ndi chinthu chopangidwa ndi kaboni wokha. Ma allotrope ena ndi monga diamondi, kaboni wopanda mawonekedwe, ndi makala.
"Graphite" imachokera ku liwu lachi Greek "graphein," lomwe m'Chingerezi limatanthauza "kulemba." Limapangidwa pamene maatomu a kaboni amalumikizana kukhala mapepala, graphite ndiye mtundu wokhazikika kwambiri wa kaboni.
Graphite ndi yofewa koma yamphamvu kwambiri. Imapirira kutentha ndipo, nthawi yomweyo, imayendetsa bwino kutentha. Imapezeka m'miyala yosinthika, imawoneka ngati chinthu chachitsulo koma chosawoneka bwino mumtundu womwe umakhala kuyambira imvi yakuda mpaka wakuda. Graphite ndi mafuta, khalidwe lomwe limaipangitsa kukhala mafuta abwino.
Graphite imagwiritsidwanso ntchito ngati chinthu chopangira utoto ndi chopangira utomoni popanga magalasi. Ma reactor a nyukiliya amagwiritsanso ntchito graphite ngati chowongolera ma elekitironi.

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Nzosadabwitsa chifukwa chake kaboni ndi graphite zimaganiziridwa kuti ndi chinthu chimodzi; zimafanana kwambiri, chifukwa chake. Graphite imachokera ku kaboni, ndipo kaboni imapanga graphite. Koma kuziyang'anitsitsa kudzakupangitsani kuona kuti si chinthu chimodzi.


Nthawi yotumizira: Disembala-04-2020