HangangaPūtaiao

Ture wā

Kei te tikanga ngā huānga katoa kanohi i roto i te pūnaha wā matū i roto i te puka: kua whakaritea nga rarangi (wā me rarangi) me tīwae (e ōrite ana ki te rōpū) o te tepu ki te taimaha ngota te whakanui ake. E pā ana te kitea o te ture wā ki te 1869, me te kore no ki pūtaiao kēmihi Russian - Dmitri Ivanovich Mendeleev. Ahakoa maha puna ke i muri ki o ratou ingoa ingoa whakahuatia Yuliuas Lothar Meyer, e, kia rite ki a ratou, he tau i muri mai (engari takitahi) whakawhanakehia he pūnaha rite. Ko te kī ki te angitu o tautooraa wā roa- o te kēmihi Russian ko te iteraa e kua rahua ngana o mua i te tahi atu pūtaiao, rite tokomaha o nga āhuatanga matū kua kore ano i kitea, na ka whakarerea e ia tona tepu mo ratou ngä türanga.

Ture Periodic, whakaaturia te rite te taka pūmotu, whakapae wehea ki wā e whitu. Ko te iku'anga o wā tuatahi, te tuarua, me te tuatoru hāngai ki te raupapa taua o tau Rōmana: ahau, II, III. Kua tāutuhia wā tuawha, tuarima me te tuaono wehea ki noa me te rerekē rarangi i tau Rōmana: IV, V, VI, VII, VIII me IX. hāngai te wā te whitu ki te taha X. Poutū waru tīwae tīwae ranei e horahia ngā huānga katoa puta noa waru ngā rōpū. Ia rōpū, i te tuatahi ki te whitu, e tahuri iho ki rua pou, e ko te subgroups matua, me te tuarua. Kei te rōpū te waru o wha iti-rōpū. I tua atu, pūtau ki e rua ngā huānga matū o te toru o nga rōpū - lanthanum me actinium - huna nga rarangi, aua huaina lanthanides (58 ki te 71 tau) me actinides (90 ki te 103 tau).

I roto i te wā tuatahi anake e rua māngai: hauwai me te haumāmā. Ko te tuarua, me te tuatoru Kei roto waru huānga matū. He roa wā tuawha, tuarima, me te tuaono, mai ngā ia waru āhuatanga kitea, kua tohaina e whai ake: te ara rarangi i roto i roto kotahi tekau me rerekē i roto i te katoa waru. Otiia ki te whakaaro tatou ki nga lanthanides, te ono o te wā, kei toru tekau-rua huānga matū, tae atu i te kotahi tekau ma wha huna. Ko hoki te wā whitu roa, te mea ma waru, e wha o nei he kitea, a ma wha (actinides) e huna. Ko te āhuatanga o rarangi rerekē o te wā tuawha, tuarima, me te ono he subgroups taha (b), me ko te ara rarangi i roto i te subgroups matua (he), me ki te hunga e no ki te tuatahi tuarua, tuatoru, me te tuawhitu wā,.

kī ana te ture wā e rere katoa o nga mea timatanga i roto i te rōpū kotahi nui ahua ki ia atu, me te rerekē mārika i i te hunga e he wahi o te tahi atu rōpū. Hei tauira, i roto i te rōpū Ia anake hauwai, ngā konganuku ki honohono matū me te 1, i roto i te rōpū VIIa, anake astatine, huānga katoa he nonmetals, e he pūhui te tikanga i te honohono, o 1. I teie mahana, haunga ture wā kanohi e kore anake tepu. kīanga Mathematical kore e ia, engari i reira ko te tauākī e nga āhuatanga o tetahi huānga matū, me te āhuatanga o ngā matū ohie , me te pūhui o pūhui ki te ngā i te reira, he wā ti'aturi i runga i te tiaki o te karihi ngota.

Term periodicity i whakaarohia tuatahi D. I. Mendeleevym, ahakoa te meka e i roto i te mua i reira kua whakamātau o pūtaiao i whenua rerekē te hopoia whakarōpū etahi matū. Otiia ko reira ia te tangata i mohio e ka whakatakoto ia ratou i roto i te raupapa o te whakanui ake i ngā papatipu ngota, te taonga o ia huānga o te waru rite te hunga o te tuatahi. I roto i te tau 1869, (mohiotia i te wa i 60 anake ngā huānga) te putanga tuatahi o te tepu tonu rerekē rawa i ngā momo hou, sioloto te ture wā. Neke atu i te wā kua oti te reira i te tahi mau huringa, e ko ki kīnaki i te hou, kitea i muri o te huānga matū. Ko te mea ngaro e kore e anake te whakaaro o te periodicity o ngā āhuatanga matū o ngota, i arahina e te kēmihi nui Russian, engari ia o ratou kua whakapumautia te ture whakatakoto e tatou pūtaiao.

Outdoor kaipūtaiao Russian ki te ture wā me te tukanga ki te waihanga i te pūnaha wā kua riro te turanga pono o te matū hou. Ai fakatonutonu Mendeleev etahi o nga ngota ratou papatipu, me te tohu i te oraraa i roto i te āhua o toru nga mea timatanga rite ano Rakatuwhenua, i muri kitea experimentally whakapumautia, ka i kitea gallium, konutaketake me germanium. arahina tenei katoa ki te āhukahuka whānui o te pūnaha wā. e kore e taea te amuitahiraa te uara o te ture wā, rite ko tenei kitea o te faufaa rahi i roto i te whanaketanga o te matū.

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