[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.kospo.cz\/meli-jste-radi-chemii\/#Article","mainEntityOfPage":"https:\/\/www.kospo.cz\/meli-jste-radi-chemii\/","headline":"M\u011bli jste r\u00e1di chemii?","name":"M\u011bli jste r\u00e1di chemii?","description":"Jen asi m\u00e1lokdo m\u011bl na z\u00e1kladn\u00ed \u0161kole r\u00e1d chemii. Spousta chemick\u00fdch prvk\u016f, kde jsme se museli nau\u010dit zna\u010dku prvku, latinsk\u00fd n\u00e1zev, pak chemick\u00e9 slou\u010deniny, rovnice. Mo\u017en\u00e1 tak je\u0161t\u011b pokusy byly zaj\u00edmav\u00e9, ale jinak to byla jen spousta teorie. P\u0159esto ale...","datePublished":"2022-07-23","dateModified":"2022-07-23","author":{"@type":"Person","@id":"https:\/\/www.kospo.cz\/author\/#Person","name":"","url":"https:\/\/www.kospo.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/383247cd769f7ac317a5bcda943ec48a3c79d996598ae4564ec21a0e178126d1?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/383247cd769f7ac317a5bcda943ec48a3c79d996598ae4564ec21a0e178126d1?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"kospo.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.kospo.cz\/wp-content\/uploads\/water-g1a2582480_640.jpg","url":"https:\/\/www.kospo.cz\/wp-content\/uploads\/water-g1a2582480_640.jpg","height":0,"width":0},"url":"https:\/\/www.kospo.cz\/meli-jste-radi-chemii\/","wordCount":408,"articleBody":"           Jen asi m\u00e1lokdo m\u011bl na z\u00e1kladn\u00ed \u0161kole r\u00e1d chemii. Spousta chemick\u00fdch prvk\u016f, kde jsme se museli nau\u010dit zna\u010dku prvku, latinsk\u00fd n\u00e1zev, pak chemick\u00e9 slou\u010deniny, rovnice. Mo\u017en\u00e1 tak je\u0161t\u011b pokusy byly zaj\u00edmav\u00e9, ale jinak to byla jen spousta teorie. P\u0159esto ale ka\u017ed\u00fd z  n\u00e1s s alespo\u0148 n\u011bco o chemick\u00fdch prvc\u00edch v\u00ed.Kysl\u00edk.Asi nen\u00ed nikdo, kdo by nev\u011bd\u011bl, \u017ee bez kysl\u00edku bychom dlouho nep\u0159e\u017eili. Kysl\u00edk d\u00fdch\u00e1me ze vzduchu, kter\u00fd je slou\u010deninou kysl\u00edku a mnoha dal\u0161\u00edch prvk\u016f, ale t\u011blo si um\u00ed kysl\u00edk ze vzduchu vz\u00edt a zbytek op\u011bt vydechneme do prostoru. H2O \u010dili voda.Mo\u017en\u00e1 si nepamatujete jedin\u00fd chemick\u00fd vzorec, ale zna\u010dku vody ur\u010dit\u011b zn\u00e1te. Voda je op\u011bt n\u011b\u010d\u00edm, bez \u010deho se nic \u017eiv\u00e9ho na Zem\u011bkouli neobejde. Voda je \u017eivel, ale pot\u0159ebujeme ji.H2SO4Kdo by neznal kyselinu s\u00edrovou. Na z\u00e1kladn\u00ed \u0161kole n\u00e1s stra\u0161ili, jak je nebezpe\u010dn\u00e1, ale u\u017e n\u00e1m ne\u0159ekli jej\u00ed velk\u00fd v\u00fdznam p\u0159i v\u00fdrob\u011b oceli, kdy kyselinou s\u00edrovou pou\u017e\u00edv\u00e1me pro proces mo\u0159en\u00ed, kter\u00fd zbavuje pr\u00e1v\u011b vyroben\u00e9 plechy z oceli ne\u010distot a poskytuje ji ochranu p\u0159ed zrezav\u011bn\u00edm je\u0161t\u011b d\u0159\u00edve, ne\u017e z nich n\u011bco vyrob\u00edme.Chlor.Chlor je dezinfek\u010dn\u00ed prvek. Ka\u017ed\u00e1 ukl\u00edze\u010dka v\u00ed p\u0159esn\u011b jak von\u00ed, \u010di sp\u00ed\u0161e smrd\u00ed. Dezinfikujeme j\u00edm i pitnou vodu, ale obsah chl\u00f3ru ve vod\u011b je jen miziv\u00fd a chl\u00f3r rychle z vody vyprch\u00e1. Chl\u00f3r vyu\u017e\u00edv\u00e1me i k dezinfekci baz\u00e9nov\u00e9 vody. Chlorov\u00e9 tablety do baz\u00e9nu https:\/\/www.chlorito.cz\/chlorove-tablety-pomalurozpustne v\u00e1m zajist\u00ed pr\u016fzra\u010dn\u011b \u010distou vodu. Nebo si vzpome\u0148te na typick\u00fd z\u00e1pach, kter\u00fd v\u00e1s ude\u0159\u00ed do nosu, kdy vejdete do aquaparku. Ano, to p\u0159esn\u011b je chl\u00f3r.Arz\u00e9n.Kdo by z detektivek neznal tento prvek. Nev\u00edme, jak vypad\u00e1, nepamatujeme si jeho zna\u010dku, ale v\u00edme, \u017ee v mnoha detektivk\u00e1ch jej vrah pou\u017eil se stoprocentn\u00ed \u00fasp\u011b\u0161nost\u00ed. Chemie m\u016f\u017ee b\u00fdt z\u00e1bavn\u00e1, ale na z\u00e1kladn\u00ed \u0161kole je to jeden z t\u011bch t\u011b\u017e\u0161\u00edch p\u0159edm\u011bt\u016f, pokud ji u\u010ditel neu\u010d\u00ed zaj\u00edmavou formou a neukazuje \u017e\u00e1k\u016fm chemick\u00e9 pokusy.                                                                                                                                                                                                                                                                                                                                                                                                   "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"M\u011bli jste r\u00e1di chemii?","item":"https:\/\/www.kospo.cz\/meli-jste-radi-chemii\/#breadcrumbitem"}]}]