Which of the Following Formulas Presents an Example of Oxidation

question 25

Multiple Choice

Which of the following formulas presents an example of oxidation?

• A) 4 Fe+2 + 3 O2 2 Fe2O3
• B)H2O + CO2 H2CO3
• C)CaCO3 + H2CO3 Ca+2 + 2 HCO3-
• D)2 KAlSi3O8 + 2 H+ + 9 H2O Al2Si2O5(OH)4 + 4 H4SiO4 + 2 K+2

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