Pazaka za zana lathanthlo, kafukufuku wowonjezera wachitika pazakudya zosafunikira (makamaka oxides ndi chlorides), ndipo zotsatira zina zokhazikika zapezeka mwachidule motere:
1. Pamagetsi mawonekedwe azinthu zachilengedwe zapadziko lapansi, Ma elekitiro 4f amapezeka mkati mwake ndipo amatetezedwa ndi ma elekitiro 5 ndi 5p, pomwe ma elekitoni akunja omwe amasankha mankhwala a mankhwalawa ndi ofanana. Chifukwa chake, poyerekeza ndi catalytic zotsatira za chinthu chosasinthika, palibe mawonekedwe owoneka bwino, ndipo ntchitoyo siili yokwera ngati chinthu chosintha;
2. Mwazomwe zimachitika, ntchito yothandizira iliyonse yoyipa ya dziko lapansi sizisintha kwambiri, ndizokwanira nthawi 12, makamaka kwa HEVYY SRERSkomwe kuli pafupifupi kusintha kwa ntchito. Izi ndizosiyana kwathunthu ndi gawo la Kutembenukira D, ndipo ntchito zawo nthawi zina zimatha kusiyana ndi madongosolo angapo a ukulu; Ntchito yazovuta zitatu za 3 zomwe zimachitika padziko lapansi zitha kugawidwa m'mitundu iwiri. Mtundu umodzi umafanana ndi kusintha kwa ma elenotonic mu ma elekitironi (1-14) mu 4F orbital, ndipo mtundu wina umafanana ndi kusintha kwa nthawi ya ma electrons (1-7, 7-14) mu 4F, monga ma okomation;
4. Maphunziro ambiri asonyeza kuti mphaka zothandiza kwambiri padziko lapansi pano, ndipo nthawi zambiri amangogwiritsidwa ntchito ngati zida zothandizirana pa caralys kapena othandizira osakanikirana.
Kwenikweni, othandizira ndi zida zokhala ndi ntchito zapadera. Anthu padziko lapansi omwe ali ndi zinthu zofunika kwambiri amakhala ndi tanthauzo lofunikira kwambiri pakupanga zida ndi kugwiritsa ntchito zinthu zotere, chifukwa amakhala ndi mitundu yambiri, ndipo nthawi zambiri amadziwika bwino, ndipo madera ambiri amayenera kupangidwa. Muzinthu zambiri za ma caatchtic, zinthu zachilengedwe zimasinthidwa kwambiri ndi zinthu zina, zomwe zitha kukhala gawo lalikulu la chothandizira, komanso chothandizira kapena chothandizira pa compor. Mitundu yapadziko lapansi imatha kugwiritsidwa ntchito kupanga zida zothandizira zinthu zosiyanasiyana kuti zizichitika zosiyanasiyana; Zochitika padziko lapansi, makamaka ma oxides, zimakhala ndi malo okhazikika pamafuta ndi ozikamwa, ndikuthandizira kugwiritsa ntchito zinthu zochulukirapo zotere. Zovala zamphamvu zapadziko lapansi zimakhala ndi ntchito yabwino, mitundu yosiyanasiyana, komanso njira zingapo zothandizira.
Pakadali pano, zinthu zachilengedwe zapadziko lapansi zimagwiritsidwa ntchito makamaka ku petroleum kusokonekera ndikusintha, kuyeretsedwa kwa mafuta, kupanga mphira wambiri komanso zachilengedwe.
Post Nthawi: Oct-11-2023