Class 10 Exam  >  Class 10 Questions  >  Rust isa)Fe2O3b)FeSO4c)Fe2O3.xH2Od)Fe2O3 H2OC... Start Learning for Free
Rust is
  • a)
    Fe2O3
  • b)
    FeSO4
  • c)
    Fe2O3.xH2O
  • d)
    Fe2O3 H2O
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Rust isa)Fe2O3b)FeSO4c)Fe2O3.xH2Od)Fe2O3 H2OCorrect answer is option '...
Rust is iron oxide. iron is a metal. generally, metallic oxides are basic in nature.
Rust is basic in nature. we know about this because when rust reacts with O2 and H2O it releases metallic oxides which are basic in nature.
when we take some amount of rust and put it in a small amount of water and after shaking the liquid when we test the solution with a rd litmus paper, it turns blue. this shows that rust is a basic oxide
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