September 2018 1 20 Report

Ustal stopnie utlenienia
a) pierwiastków w cząsteczkach:

Cl_2O_3,\ NO_4,\ H_2O_2,\ Al_2O_3

b) pierwiastków w jonach:

CrO_4\ ^2^- ,\ ASO_3\ ^3^-,\ HAs_3\ ^2^-,\ ClO_4\ ^-,\ Cr_2O_7\ ^2^-,\ JO_3\ ^-


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