Get premium membership and access revision papers with marking schemes, video lessons and live classes.

Processing. Please wait.

Metal Z burns in air with a brilliant blinding white flame. One of the products formed dissolves in water to form an alkaline solution and a gas that turns a wet red litmus paper to blue.
a).Identify
i).The products formed when the metal Z burns in air.
ii).The gas produced when the product formed dissolves in water.
b). Write the equation for the formation of the gas.

Answer Text:
a).i).Magnesium nitride and magnesium Oxide.
ii).Ammonia gas
b).#Mg_3N_(2(s)) + 6H_2O_(l) --> 6Mg(OH)_(2(aq)) + 2NH_(3(g))#