Question

Why should a magnesium ribbon be cleaned before burning in air?

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Answer 1

Answer:

Because magnesium is a very reactive metal so when it is kept openly inthe air it can react with the gases. So to remove the impurities it is cleaned before burning.

Answer 2

Explanation:

Magnesium ribbon should be cleaned before burning it in air to remove the oxide layer from it which may prevent or slow down the burning of magnesium ribbon.

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