Question

why do we clean magnesium ribbon with sand paper??​

Answer 1

Answer:

Magnesium ribbon should be cleaned with sandpaper before burning in the air because of the following reasons: Magnesium very reactive element which rapidly reacts with oxygen in the air to form a white layer of magnesium oxide and this layer will not burn. ... magnesium ribbon.

Explanation:

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Answer 2

Answer:

to remove layer of magnesium oxide from it since magnesium is highly reactive.