Science, asked by kimthakur, 9 months ago

why should be magnesium ribbon be cleaned before burnt in air?

Answers

Answered by subhrajena189

Answer:

Magnesium ribbon must be cleaned before burning in air so that the layer of magnesium oxide (which is formed due to reaction of magnesium with air) can be removed in order to get the desired chemical reaction.

Explanation:

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Answered by Anonymous

Answer:

because when magnesium react with oxygen it form layer of magnesium oxide and this layer prevent the magnesium from heating so that is why magnesium was always cleaned with sand paper before burning

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