Nitrogen Triiodide Can Be Prepared as the Ammoniate, NI₃·NH₃ $\rightarrow$ N₂ + 2NH₃ + 3I₂
in This Reaction,Nitrogen Undergoes a Is

Nitrogen triiodide can be prepared as the ammoniate, NI₃·NH₃.This compound is explosive when dry and decomposes according to the reaction below.
2NI₃·NH₃ $\rightarrow$ N₂ + 2NH₃ + 3I₂
In this reaction,Nitrogen undergoes a change in oxidation number from

A) +3 to 0.
B) +3 to -3.
C) There is no change in oxidation number occurs because this is not a redox reaction.
D) +6 to 0.
E) +1 to 0.