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11.Why should a magnesium ribbon be cleaned before burning in air? |
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Answer» Magnesium ribbon should be cleaned before burning in air in order to remove the basic magnesium carbonate coating on it. This layer should be removed so that the ribbon may readily combine with oxygen while burning in air. Basic magnesium carbonate layer consists of magnesium carbonate and magnesium hydroxide. To remove all impurities from the magnesium and can burn eaisly |
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