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Questions asked by users might not always be phrased in the clearest way.
The question appears to be related to coordination complexes and spectroscopy. However, there is not enough information provided to definitively determine the location of a third peak. To answer this question, we need more context, such as:
1. What type of spectroscopy is being used? (e.g., UV-Vis, IR, NMR)
2. What are the wavelengths or frequencies of the two observed peaks?
3. What is the nature of the complex? (e.g., tetrahedral, square planar, octahedral)
With more information, we can use principles of ligand field theory or molecular orbital theory to predict the location of the third peak.