Answer the following problems.

problem 1) describe the mechanism of hydrogenation of olefins using Wilkinson catalyst.

problem 2) Describe the role of alkali and alkaline earth metals in biological system.

problem 3) Discuss the structure and bonding in ferrocenes.

problem 4) Discuss the mechanism and application of ,

(i) Reimer-Tiemann reaction

(ii) Friedel craft’s alkylation.

problem 5) prepare a note on electrocyclic reactions.

problem 6) What are antimalarials? Give the synthesis of Chloroquine.

problem 7) describe the different methods for the grafting of polymers. Give ex.

problem 8) Discuss the end group analysis of molecular weight of polymers.

problem 9) describe the importance of polymer reactions.

problem 10) prepare a note on different types of evaporators.

problem 11) describe the mechanism of drying.

problem 12) Discuss the theory and application of Crystallization.