CHM 501

Homework 2

Due February 29, 2016



1. Identify the irreducible representations for all of the vibrations for [PdCl4]2–. Which of these vibrations are allowed by IR absorption spectroscopy?

2. Determine the irreducible representations of the CO stretching vibrations in Ni(CO)4. Which of these vibrations are allowed by IR absorption spectroscopy?

3. Find the irreducible representations for the σ orbitals in PF5. What is the hybridization on the P atom? What atomic orbitals are used to create the hybrid orbits? Be specific.



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