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symbol chemiczny azotu
N
Sb
Bi
Cl
gestość chloru
7,28
1,65*
3,13
7,14
jaki to pierwiastek??? :O Cr
bar
azot
srebro
chrom
symbol chemiczny K to??? :P
magnez
chlor
potas
wartościowość cynku to ???
II
II,VI
III
IV
symbol krzemu
K
Cr
Si
Cu
C co to za symbol pierwiastka
złoto
węgiel
symbol miedźi to
I
Ni
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