magnesium ribbon has a coating of …

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magnesium ribbon has a coating of what ?
  • 5 answers

Neha Roy 1 month, 2 weeks ago

Magnesium ribbon is rubbed before burning because it has a coating of basic magnesium oxide.

Anagha Pratinidhi 1 month, 2 weeks ago

Magnesium oxide... Because before performing the activity of burning the ribbon in air we rub it with sandpaper in order to remove/get rid of the magnesium oxide coating on it.

Nisha Parmar 1 month, 1 week ago

calcium carbonate

Ripan Abc 1 month, 2 weeks ago

According to me 2mg+ o2= 2mgo

Sandhya Kumari 1 month, 1 week ago

calcium carbonate
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