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Chemie

QuestionAnswer
Z kterých částic se skládá atom? Protonů, neutronů a elektronů.
Jak se nazývá nejvzdálenější elektronová vrstva od jádra? Valenční.
Jaká je značka uhlíku? C
Napiš název nejznámější sloučeniny vodíku a kyslíku. Voda.
Co je difúze? Samovolné pronikání částic jedné látky mezi částice látky jiné.
Kdo objevil radioaktivní prvky radium a polonium? Marie Currie Sklodowska.
Jak se nazývá prvek, který objevil roku 1776 Henry Cavendish vznikající reakcí neušlechtilých kovů s kyselinami? Vodík
Který biogenní prvek je nejrozšířenějším prvkem na Zemi? kyslík
Created by: Miroslava