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The constituent of air necessary in the rusting process are

Chemistry
JAMB 2017

The constituent of air necessary in the rusting process are

  • A. O2 and H2O
  • B. Ar and CO2
  • C. CO2 and H2O
  • D. O2 and CO2
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Correct Answer: Option A
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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Explanation Video

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