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2014-06-05T13:51:28+05:30

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Magnesium burns in air to give magnesium oxide giving white light and releasing enormous energy.
2Mg + O₂ ---> 2MgO
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2014-06-05T13:55:36+05:30
When a magnesium ribbon is heated, it burns in air with a dazzling white flame to form a white powder called magnesium oxide. Actually, on heating, magnesium combines with oxygen present in air to form magnesium oxide...
 Magnesium    +    Oxygen                           Magnesium oxide                           
(As ribbon)          (From air)         ⇒               (white powder)
                                 OR
 Mg  +   O_{2}     ⇒   MgO                                      
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