CHEMISTRY

JAMB 2010 - Question 36

Chemistry 2010 JAMB Past Questions - Question 36: When iron is exposed to moist air, it gradually rusts. This is due to the formation of

Choose the correct answers from the options given.
When iron is exposed to moist air, it gradually rusts. This is due to the formation of
A:
B:
C:
D:
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Correct Answer

A

Explanation

*hydrated iron (III) oxide**. When iron is exposed to moist air, it undergoes a series of oxidation-reduction reactions that ultimately lead to the formation of this reddish-brown compound as rust.


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