In this lab we shall concern ourselves only with the main absorption peaks present and
particularly the characteristic absorptions of SCN- in different bonding modes. Specifically, you
will be asked to determine the mode of bonding of SCN- in complexes which you made in the
previous lab [M(py)4(NCS)2] (M = Fe, Ni, Co). However, for completion of your understanding
the IR data of metal-thiocyanate when M = Mn, Cu, and Zn are also given. You will do this by
comparison with complexes of known modes of coordination