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Chemical Changes

Magnesium rib...

Question

Magnesium ribbon when burnt in the air forms a new compound. What is the chemical composition of the compound formed and the changes involved in the process?
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Solution

Magnesium ribbon is burnt in the air to form the compound of magnesium oxide. This can be represented as:
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$M a g n e s i u m + O x y g e n \to M a g n e s i u m o x i d e$

This is an example of a chemical change since a new substance is formed and the chemical composition of the compound is magnesium oxide.
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