Question

Before burring meggnisium wire it should be cleaned why

Answer 1

Answer:

Magnesium ribbon must be cleaned before burning in air so that the 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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Answer 2

Answer:

Magnesium ribbon should be cleaned before burning because the layer of magnesium oxide removed in order to get the desired chemical reaction

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