The products formed when aluminium and magnesium are burnt in the presence of air respectively are\

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Professor PC Thomas Classes · Answer

(b) : The products formed when aluminium and magnesium are burnt in the presence of air are $\mathrm{Al}_{2} \mathrm{O}_{3}$ and MgO respectively.\ $4 \mathrm{Al}+3 \mathrm{O}_{2} \longrightarrow 2 \mathrm{Al}_{2} \mathrm{O}_{3} ; 2 \mathrm{Mg}+\mathrm{O}_{2} \longrightarrow 2 \mathrm{MgO}$