Study

Iron - 3rd & 4th Grade

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  • In which area is rusting likely to happen faster? Desert or Coastal area near the sea? Why?
    Coastal area near the sea
  • Is rusting a slow or a fast reaction? Explain experiment
    Slow
  • What is the Chemical name for Rust?
    Iron Oxide
  • How does Iron Rust?
    Iron reacts with Oxygen in the air in the presence of Moisture
  • Is Rusting and Corrosion the same? Why?
    Rusting - only in iron, Corrosion happens in some other Metals , but only on the surface
  • Why is Mars Red?
    Got lots of Iron Oxide on its surface
  • What are factors that speed up the rusting process?
    Continuous exposure to Moisture and Salt
  • How can we prevent Rust from forming?
    1) Galvanizing 2) Painting
  • Does Rust happen only on the surface or does it go deep down?
    Goes deep down into the object finally disintegrating it
  • Name some metals that corrode?
    Copper, Silver