Science, asked by shalini293015, 1 year ago

Why do we rub the magnesium ribbon with a sandpaper before it is burnt in air?Is it to remove the layer of basic magnesium carbonate or magnesium oxide?​

Answers

Answered by akmalkhalid2003
0

Explanation:

Magnesium ribbon is rubbed with the sandpaper before burning is to remove all the impurities which will alter and disturb the reaction with oxygen while burning. Magnesium react with oxygen to form magnesium oxide, which does not burn.

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