• # question_answer Magnesium burns in air to give [CPMT 1988, 89; AFMC 1987] A) $MgO$ B) $M{{g}_{3}}{{N}_{2}}$ C) $MgC{{O}_{3}}$ D) $MgO$ and $M{{g}_{3}}{{N}_{2}}$ both

$2Mg+{{O}_{2}}\to 2MgO$ $3Mg+{{N}_{2}}\to M{{g}_{3}}{{N}_{2}}$