Rajiv Gandhi Proudyogiki Vishwavidyalaya 2009 B.E Chemical Engineering Advanced enggchemistry - Question Paper

2009 Rajiv Gandhi Proudyogiki Vishwavidyalaya(Technical University) B.E Chemical Engineering B.E. (third semester) chemical engg. RGTU Question paper

B.E. Third Semester Examination feb 2010
CHEMICAL ENGG BRANCH
ADVANCED ENGINNERING CHEMISTRY

1.(a) What is homolytic bond fission?
(b)Explain biomolecular and unimolecular substituton reactino with suitable examples.
or
(a)How carboniums are formed?
(b) Explain the reaction of carbonium with;
1. Addition of alkenes
2. Stablity of carbonium
3. LOSS OF PROTON

2.(a) Describe the significance of oplymers in industries.
(b) Explain prepration ,oprperties and uses of styrene.
or
(a) How is vinyl alcohal convertedinto aldehydes?
(b)Discuss in breif
1. PVC
2. Vinyl chloride
3(a)What is order of reaction?
(b)Describe any one methd of determination of orde of reaction.
or
(a) Describe the function of catalyst.
(b)Explain in bref
1.Pseudo order
2.Enzyme catalysis
3.Molecularity
4. Describe Debye-Huckel theory for strng electorlyse.give is merits and demerits also.
or
Describe the phase diagfram of lead silver system with important features.
5 (a)How fats and oils are extracted by solvent process and refined?
(b) Describe process of formation and uses of detergents
or
(a) How can you differentiate bathing and laundry soaps?
(b)Why do we blend oils and fats in soap manufacturing?