August 2018 1 84 Report
Zad.1
Narysuj uproszczone modele pierwiastków:
a)litu,b)argonu,c)wodoru,d)tlenu,e)azotu,f)węgla
zad.2
Podaj liczbę protonów,elektronów,neutronów dla atomu wapnia.Narysuj uproszczony model tego atomu.
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