Magnisium powder burns in air to give:
Question:
Magnisium powder burns in air to give:
Correct Option: , 3
Solution:
$\mathrm{Mg}+\underset{\mathrm{O}_{2} / \mathrm{N}_{2}}{\operatorname{air} \stackrel{\Delta}{\longrightarrow}} \mathrm{MgO}+\mathrm{Mg}_{3} \mathrm{~N}_{2}$