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Explain the different methods for the grafting of polymers. Give example. Discuss the end group analysis of molecular weight of polymers.
Discuss the Bohr’s theory of hydrogen spectrum and give its applications. Explain the importance and limitations of thermodynamics.
Explain the structure of nematic and cholesteric phases of liquid crystals. How you determine molecular weight of solid by osmotic pressure method.
Write down the Laue’s method for the crystal structure determination of solids. Write down the relation between critical constant and Van-der Waals constants.
Write the complete mechanism for diazotization reaction of a primary amine. Discuss the SN1 and SN2 reactions in detail.
Describe Huckel’s rule of aromaticity with suitable examples.
With the help of electron spin, differentiate between ferromagnets, antiferromagnets and ferrimagnets.
What do you mean by quantum numbers? What is the importance of the quantum numbers?
Describe different techniques used in study of fossils. Explain some characteristic features of any fossil gymnosperm.
Write about the contribution of Louis Pasteur, Alexander Flemming and S.A. Waksman.
Write down important features of cyanophyceae. Name the algae which are the source of agar-agar.
Expalin and derive clausius - clapeyson equation. Write down the properties of absolute temperature?
What is polymerase chain reaction and its application in recombinant DNA technology.
Write down the Faraday’s first and second law of electrolysis. Explain corrosion and give the types of corrosion.
How would you convert benzene diazonium chloride into benzene or into phenol.
Write chemical reactions of alcohols where RO-H bond breaks. Describe mechanism. What do you mean by stretching and bending vibrations. How many kinds of vibrations occur in organic compounds. Describ
Explain the Bronsted-Lowry acids and bases with example? What is non-aqueous, solvents? Describe any three solvents?
How are ligands classified as unidentate, bidentate and poly dentate ligands? Describe with suitable example?
Describe charge conservation law for elementry particles. Write brief note on matter and antimatter.
Describe spontaneous fussion and potential Barrier concepts. What are nuclear forces? Describe different conditions for nuclear stability.
Write an expression of Dulong and Petit Law. Describe its importance. Write brief note on meissner effect.
Derive the expression for wave number of Hydrogen Spectrum using bohr’s interpretation. Describe Pauli’s exclusion principle as applied to electrones in atoms.
What do you understand by Van’t Hoff’s factor. Write short notes on: Stark Einstein law.
Find out molecular weight by depression of freezing point. Describe Born openheimer approximation.
Explain Pearson’s HSAB concept? Write down the formulae for the mononuclear carbonycs formed by V, Cr, Fe and Ni.