Question

A magnesium ribbon burns with a dazzling flame in air (oxygen) and changes into a white substance, magnesium oxide

Answer 1

Answer and Explanation:

$\diamond$ Magnesium ribbon burns with dazzling flame in air or oxygen present in air and changes into a white substance called magnesium oxide

$\diamond$ The given reaction is a combination reaction that is, 2 or more reactants react with each other to form a single product

$\diamond$ The given reaction is also an exothermic reaction that is, heat energy is released during the reaction

$\diamond$ The given reaction is magnesium reacts with oxygen to produce magnesium oxide

$\diamond$ This reaction is given by :

$\huge \text{\boxed{\boxed{2Mg+O_2 \rightarrow 2MgO}}}$