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Chemical Reactions and Equations
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03/09/2021 12:49 pm
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Why should magnesium ribbon be cleaned before burning in air?
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03/09/2021 12:50 pm
Magnesium is a reactive metal. When it is exposed to atmosphere for longer time, the oxygen present in the atmosphere combines and MgO is formed on the metal surface. This oxide layer does not burn in the flame so magnesium ribbon has to be cleaned with sandpaper before burning in air.