The compound [Ni 3 (C 5 H 5 ) 3 (CO) 2 ] has a single CO

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The compound [Ni3(C5H5)3(CO)2] has a single CO stretching absorption at 1761 cm−1. The IR data indicate that all C5H5 ligands are pentahapto and probably in identical environments. 

(a) On the basis of these data, propose a structure.

(b) Does the electron count for each metal in your structure agree with the 18-electron rule? If not, is nickel in a region of the periodic table where deviations from the 18-electron rule are common?

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Inorganic Chemistry

ISBN: 9780198768128

7th Edition

Authors: Mark Weller, Tina Overton, Jonathan Rourke

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