H - Wodór, P - Fosfor, Br - Brom, Mg - Magnez, Pb - Ołów, Cu - Miedź, C - Węgiel, O - Tlen, I - Jod, Ca - Wapń, Sn - Cyna, Ag - Srebro, Si - Krzem, S - Siarka, Na - Sód, Ba - Bar, Fe - Żelazo, Au - Złoto, N - Azot, Cl - Chlor, Al - Glin, K - Potas, Zn - Cynk, Hg - Rtęć,
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Pierwiastki Chemiczne Kl.7
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Kl. 7
Chemia
Pierwiastki chemiczne i układ okresowy
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