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प्रश्न
When a magnesium ribbon burns in air with a dazzling flame and forms a white ash, is magnesium oxidised or reduced? Why?
अति संक्षिप्त उत्तर
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उत्तर
“Magnesium is oxidised because it gains oxygen during burning to form magnesium oxide.”
\[\ce{\underset{Magnesium}{2Mg_{(s)}} + \underset{Oxygen}{O2_{(g)}} ->[Burning] \underset{Magnesium oxide}{2MgO_{{(s)}}}}\]
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