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CHEMISTRY OXIDATION NUMBERS please help me solve only 3 of those oxidation numbers NO2 Cr2O72- KCl NH3 CaH2 SO42- Na2O2 SiO2 CaCl2

CHEMISTRY OXIDATION NUMBERS please help me solve only 3 of those oxidation numbers NO2 Cr2O72- KCl NH3 CaH2 SO42- Na2O2 SiO2 CaCl2
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CHEMISTRY

OXIDATION NUMBERS
please help me solve only 3 of those oxidation numbers

NO2
Cr2O72-
KCl
NH3
CaH2
SO42-
Na2O2
SiO2
CaCl2

asked
User Neil Wightman
by
7.7k points

1 Answer

4 votes

Answer:

NO2=Nitrogen dioxide

KCL=potassium chloride

NH3=Ammonia

answered
User Kay Tsar
by
8.2k points
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