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Question
An element X of group 15 exists as diatomic molecule and combines with hydrogen at 773 K in presence of the catalyst to form a compound, ammonia which has a characteristic pungent smell. The element X is :
An element X of group 15 exists as diatomic molecule and combines with hydrogen at 773 K in presence of the catalyst to form a compound, ammonia which has a characteristic pungent smell. The element X is :
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Solution
The correct option is A nitrogen
As it is is in group 15 it will have 5 electrons in outermost shell, i.e, nitrogen group family. As we know that nitrogen combines with hydrogen only in the presence of platinum catalyst. Hence the given element is nitrogen.
As it is is in group 15 it will have 5 electrons in outermost shell, i.e, nitrogen group family. As we know that nitrogen combines with hydrogen only in the presence of platinum catalyst. Hence the given element is nitrogen.
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