A. O2 and H2O
B. Ar and CO2
C. CO2 and H2O
D. O2 and CO2
Correct Answer:
Option A – O2 and H2O
Explanation
Rust is an iron oxide, a usually red oxide formed by the redox reaction of iron and oxygen in the presence of water or air moisture.
A. O2 and H2O
B. Ar and CO2
C. CO2 and H2O
D. O2 and CO2
Correct Answer:
Option A – O2 and H2O
Explanation
Rust is an iron oxide, a usually red oxide formed by the redox reaction of iron and oxygen in the presence of water or air moisture.
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