(ii1.) Using your bonding dèscription from part (i.), together with the knowledge that CO ligands contain an IR active vibrational mode, explain the variations in u(CO) cm' values which arise for the following isoelectronic complexes: Compound [V(CO)] Cr(CO) [Mn(CO)] CO (uncoordinated) uCO) cm"! 1860 2000 2095 2143

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter26: Molecular Absorption Spectrometry
Section: Chapter Questions
Problem 26.30QAP
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Chemistry
can somone answer this 3 part question cleary
and in full. thanks
Question 4.
(i.) Draw a simple molecular orbital diagram for the carbon monoxide (CO)
molecule and explain, using an accurate bonding description, how this
molecule can act as a ligand within metal carbonyl compounds.
(ii.) Explain why CO possesses one infrared (IR) active vibrational mode u(CO),
whereas, the di-nitrogen molecule, N2, does not?
(iii.) Using your bonding description from part (i.), together with the knowledge
that CO ligands contain an IR active vibrational mode, explain the variations
in u(CO) cm' values which arise for the following isoelectronic complexes:
Compound
[V(CO)]
Cr(CO)6
[Mn(CO)]
CO (uncoordinated)
UCO) cm
1860
2000
2095
2143
Transcribed Image Text:Chemistry can somone answer this 3 part question cleary and in full. thanks Question 4. (i.) Draw a simple molecular orbital diagram for the carbon monoxide (CO) molecule and explain, using an accurate bonding description, how this molecule can act as a ligand within metal carbonyl compounds. (ii.) Explain why CO possesses one infrared (IR) active vibrational mode u(CO), whereas, the di-nitrogen molecule, N2, does not? (iii.) Using your bonding description from part (i.), together with the knowledge that CO ligands contain an IR active vibrational mode, explain the variations in u(CO) cm' values which arise for the following isoelectronic complexes: Compound [V(CO)] Cr(CO)6 [Mn(CO)] CO (uncoordinated) UCO) cm 1860 2000 2095 2143
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