Identify the incorrect statements about group 15 elements :(A) Dinitrogen is a diatomic gas whic....

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Identify the incorrect statements about group 15 elements :(A) Dinitrogen is a diatomic gas which acts like an inert gas at room temperature.(B) The common oxidation states of these elements are \(-3,+3\) and +5 .(C) Nitrogen has unique ability to form \(p \pi- p \pi\) multiple bonds.(D) The stability of +5 oxidation states increases down the group.(E) Nitrogen shows a maximum covalency of 6.
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