Final answer:
Gold(I) nitride is not a clear cut chemical species and does not appear to be a stable or recognized compound, especially when considering the usual ionic nature of nitride compounds and the properties of gold(I).
Step-by-step explanation:
Gold(I) nitride is not a well-defined chemical species. However, based on the provided information which seems to focus on resonance structures of related compounds, a discussion on nitride ions and their bonding can be approached.
In general, the nitride ion (N3-) would typically form ionic bonds with a metal cation. In the case of gold(I), or Au+, the gold cation would pair with a nitride ion to form a simple ionic compound, assuming that such a compound exists and is stable, which is doubtful for this combination. The structure of the nitride ion is relatively straightforward, being a nitrogen atom with three additional electrons, giving it a 3- charge. Resonance, as mentioned in the background information, is a concept that applies to certain covalently bonded molecules where there are multiple valid Lewis structures that represent the same molecule, such as with nitrogen dioxide (NO2) or dinitrogen pentaoxide (N2O5). These depict different arrangements of electrons that contribute to the actual structure observed in nature, which is a hybrid of the resonance structures.
If we were to imagine a compound comprised of gold(I) and the nitride ion, we would need to consider that gold typically forms compounds with different electron configurations and that a nitride ion would more commonly pair with metals that form more typically ionic bonds. However, this does not rule out the potential existence of complex gold-nitrogen compounds within a different context, such as in coordination compounds where gold might interact with organic ligands attached to nitrogen atoms.