s-Block ElementsHard
Question
A piece of magnesium ribbon was heated to redness in an atmosphere of nitrogen and on cooling, water was added, the gas evolved was :
Options
A.ammonia
B.hydrogen
C.nitrogen
D.oxygen
Solution
Mg + 3N2 → Mg3N2 ; Mg3N2 + 6H2O → 3Mg(OH)2 + 2NH3
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