A shining metal ‘M’, on burning gives a dazzling white flame and changes to a white powder ‘N’. (a) Identify ‘M’ and ‘N’. (b) Represent the above reaction in the form of a balanced chemical equation. (c) Does ‘M’ undergo oxidation or reduction in this reaction? Justify.
(a) According to the question, the metal "M" is the magnesium metal and the white powder "N" is magnesium oxide.
(b) The above combustion reaction can be described by the following balanced chemical equation :
$Mg + O \rightarrow MgO$
(c) The metal "M" or the magnesium metal undergoes an oxidation reaction due to the addition of oxygen to magnesium to form magnesium oxide.
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