Why magnesium ribbon is rubbed with sandpaper before burning
Asked by admin @ in Chemistry viewed by 274 People
Why magnesium ribbon is rubbed with Sandpaper before burning
Answered by admin @
- Magnesium react with oxygen to form magnesium oxide, which does not burn. So to remove this oxide layer Magnesium ribbon is cleaned with sand paper before burning.
- Magnesium is a very reactive metal when stored it reacts with oxygen to form a layer of magnesium oxide on its surface this layer of magnesium oxide is quite stable and prevents further reaction of magnesium with oxygen the magnesium ribbon is cleaned by sand paper for removing this layer so that the underlying metal can be exposed to air.
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