Formation, Sayniska
Dhaqdhaqaaqa biraha Dhowr sida qowlka oo ka mid ah guryaha aasaasiga ah ee arimahan
Biraha waa mid gaar ah ugu muhiim ah oo siyaabo badan oo xubno ka kiimikada. Shiidaa kulligoodna waxaa lagu gartaa guryaha sida conductivity korontada wanaagsan, luster, conductivity kaamerada. Isla mar ahaantaana, iyaga ka mid ah kooxaha ka mid ah sifooyinka kala duwan huba uu la cayimi karo. Qaar ka mid ah muuqaalada kala ahaa ku salaysan fikradaha sida "taxane ah hawlaha biraha."
Shurrud meelaha element kasta oo isku xigta siiyey socota ka xaqiiqda ah in heerkulka iyo Halabuurka ee xalka kala duwan, ay ka badan ama ka yar si firfircoon u dhaqmaan. qiimaha Celceliska yihiin wax soo saarka heerkulka xal of 25 darajo Celsius iyo cadaadis ah oo ka mid ah gaasaska jawiga. Waxaa xaalad sida ay ahayd, tiro ka mid ah hawlaha biraha qaadataa foomka oo waa la yaqaan qof kasta ka Dabcan chemistry dugsiga.
Of oo dhan tilmaamayaasha, kuwaas oo soo socota liiska guryaha ugu muhiimsan. Marka hore, tiro ka mid ah xiisadda biraha naga caawin kartaa saadaaliyo sida loo dhaqmo xubno gaar ah inta lagu guda jiro dareen-celinta: kuwa isku xig xiga ee bidixda taagan, ayaa bedeli doona kuwa qumman ayaa iyaga ka mid ah. Marka labaad, haddii element ah baa ka hadhay hydrogen ku iman kara koronto la sameeyo si ay u aqbalaan eber, waxay u Leexin karaa xal acid. Tani waxay khusaysaa gaar ahaan lithium, sodium, potassium iyo xubno kale alkali. Ugu dambeyntii, markii saddexaadna qaar, tiro ka mid ah hawlaha la shubay waa kaalmo weyn in la abuuro unugyada galvanic: shishe kala yihiin xubno ay, sare awood u korontada dhacdaa u dhaxeeya.
Farsamada yaabka leh laygu ku filan inay is barbar dhigaan nidaamyada qaar ka timi Table ka wakhtiyeysan iyo isku xigxiga oo siiyey. Sidaas, ku salaysan shaqada ee Mendeleev, waa in potassium badan firfircoon ka badan sodium iyo lithium, laakiin tiro ka mid ah xiisadda siinaysaa sawir aad u kala duwan. Sababta ugu weyn ee loogu talagalay khilaaf this been ku salaysan, taas oo samaysa ku saleysan isku xigxigta, kuwan. Nidaamka Waqtiga tarjumaysaa isbedelka ku dhacay qiimaha tamarta ionization ah ee atamka ka, iyo Beketova xigxiga - nooca shaqada in la qabto in ay ku riday mid ka mid ah ama element kale ee Qaranka adag galay hannaanka ah udhigo in fikrad xal aqueous.
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