Define hybridization. Explain hybrid orbitals with examples.
[6 marks]Write a note on Molecular Orbital Theory. Differentiate bonding and antibonding orbitals.
[5 marks]Explain electronegativity and polarity of bonds.
[5 marks]Comment on following:
[6 marks]Trichloroacetic acid is less acidic than acetic acid. (ii) Cyclopentadiene is aromatic. (iii) Dehydration of tertiary alcohol is faster than primary alcohol.
[ marks]Write a note on hydrogen bond.
[5 marks]Write a note on hyperconjugation and resonance.
[5 marks]Explain in brief factors affecting organic reactions.
[6 marks]Give applications of carbenes and nitrenes.
[5 marks]Write note on reaction of dienes.
[5 marks]Explain preparation and reaction of Grignard reagent.
[6 marks]Explain synthesis & reaction mechanism on Aldol Condensation.
[5 marks]General methods of preparations of Alkyl halides.
[5 marks]Differentiate: SN1 and SN2 reactions.
[6 marks]Explain Hydroboration – oxidation reaction of alkene with detailed mechanism.
[5 marks]General methods of preparations of Alcohols. Q. 6 (a) Differentiate: E2 and E1 mechanism of elimination.
[6 marks]Give any three methods of preparations of Naphthalene.
[5 marks]Write a note on Williamson’s synthesis of ether.
[5 marks]Write reaction with mechanism of nitration of benzene.
[6 marks]What are Friedel craft reactions? Enlist its limitations.
[5 marks]Nitration of nitrobenzene yield m-dinitrobenzene: Justify.
[5 marks]