CHEMISTRY
JAMB 2011 - Question 26
Chemistry 2011 JAMB Past Questions - Question 26: The condition required for corrosion to take place is the presence of
Choose the correct answers from the options given.
A:
B:
C:
D:
Correct Answer
D
Explanation
The condition required for corrosion to take place is the presence of water and oxygen. Oxygen acts as the oxidizing agent, and water provides the medium for the electrochemical reactions involved in the corrosion process. Carbon dioxide (carbon (IV) oxide) can sometimes accelerate corrosion by forming carbonic acid when dissolved in water, but it is not a necessary condition for corrosion to occur. Therefore, the correct answer is "water and oxygen."
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