alleryRusting of iron is an example of:
AOxidation
BReduction
CNeutralisation
DEsterification
Answer & Solution
Correct answer: A. Oxidation
1. Fe + O₂ + H₂O → Fe₂O₃·xH₂O (rust).
2. Iron gains oxygen (and loses electrons) — OXIDATION.
3. Rust is hydrated iron(III) oxide.
_Source: syllabus Science Ch 1 §1.4 Corrosion and Rusting_
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