Chemistrymedium · Past Paper
What is the main chemical change during the rusting of iron?
AReduction
BOxidation
CHydration
DBoth b and c
✓ Correct Answer: D — Both b and c
Rusting is the formation of hydrated iron(III) oxide (Fe2O3.xH2O), involving both oxidation and hydration.
Share this question
More from Chemistry
- Which color does blue litmus paper turn in acidic solution?
- Which of the following is the functional group for aldehydes?
- Which of the following atoms has the highest first ionization potential?
- Which element shows an exceptional electronic configuration due to the stability of half-filled subshells?
- Which property of carbon allows it to form millions of compounds?