Question

Iron sheet kept in moist air covered with rust. Rust is 

A An element
B A compound
C A mixture of iron and dust
D A mixture of iron, oxygen and water
Practice Next

Relevant for Exams:

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)