N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Chemistry, Part-II
PAPER-XIII
(Organotransition Metal Chemistry and Metal Clusters)
Annual Examination, 2017
Time 3 Hours. Full Marks 80
Answer any FIVE Questions.
All questions carry equal marks.
1. Write the general method of preparation of metal carbonyl and its properties.
2. Write notes on zental ion and chevrel phase.
3. Explain non-rigid co-ordination compound of different coordination number.
4. What are the different types of fluxional organic metallic compounds Describe them in brief.
5. Define and explain metal clusters. What are basis on which metal clusters have been
categorized Give important methods of synthesis.
6. Write the synthetic application of organocopper coumpounds.
Why the aryl organometallic application of organocopper compounds.
7. What is ZSM-5 How methanol can be transformed into gasoline using ZSM-5
8. Discuss the nature of bonding in following compounds,
6 5
Fe 5 C H
5 2
Cr 6 C H
9. What are the factors determining the stability of transition metal alkyls Why organometallic
compounds are more stable than alkyl organometallic compounds.
10. Write notes on any Two of the following
Classification of organometallic compounds.
Bonding of allyl complexes of transition metals.
Fischer-Tropsch reaction.