Q. Rusting of iron takes place due to which of the following processes?
Answer: Oxidation
Notes: Rusting occurs when iron is exposed to oxygen in air and water or water vapor. Iron plus oxygen plus water vapor gives iron oxide. In areas that have higher humidity, the rusting process takes place faster as the content of moisture in the air is higher.

This Question is Also Available in:

हिन्दी
Question Source: 📚This question has been sourced from GKToday's "40000+ GK / General Studies MCQs for SSC & State PCS Exams" App Exclusive Course in GKToday Android Application which provides more than 40K General Knowledge and General Studies questions with explanations asked in all Competitive Exams of India. Download the app here.
📌 Question Number: 36 in Chemistry-11-Chemical Reactions in the above course in App.