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CBSE 10th Chemistry | Chemical Reactions -NCERT Questions with Answers
Chemical Reactions -NCERT Questions with Answers Question 1. Why should a magnesium ribbon be cleaned before burning in air? Answer. The magnesium ribbon which we use has a coating of “basic magnesium carbonate” on its surface, which is formed by a slow action of moist air on it. Therefore before burning it in air, it…