September 2018 1 26 Report

Jednakowy charakter chemiczny mają tlenki wymienione w punkcie:

a> CaO, Cr2O3, SiO2, NO

B>Ag2O,Fe2o3. BaO,NO

C>P4O6,NO,Cl2O3, Al2O3,

D>N2O3,SO3,SO2,SiO2,

E>MgO,ZnO,CO,FeO

I DLACZEGO?????


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