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 metal is found in the chlorophyll of plants?
- How many liters of Oxygen are needed to completely react with 22.4L of Hydrogen to form water vapor at STP?
- Which compound is used as a standard for defining the atomic mass unit (amu)?
- Which of the following is used as a flux in the extraction of Copper?
- Bronze is an alloy of: