Question

why magnesium ribbon is rubbed with sand paper beforeburning?

Answer 1

because With magnesium, the oxide layer forms a white coating on the outside of the metal that will slow down or interfere with the burning process. The ribbons should be sanded with a fine sandpaper, therefore, to remove the layer. ... thus magnesium oxide is formed.

Answer 2

heyy momos ur answer.............

             With magnesium, the oxide layer forms a white coating on the outside of the metal that will slow down or interfere with the burning process. The ribbons should be sanded with a fine sandpaper, therefore, to remove the layer. ... thus magnesiumoxide is formed..............