Give the structure and uses of the following (1) Paraldehyde (2) Salicylic acid (3) Cetosteryl alcohol (4) Vanilin (5) Chloral hydrate (6) Ethylenediamine
[6 marks]Explain in detail about Grignard reaction for the synthesis of Alkanes and Alcohols.
[5 marks]Write a note on Aldol condensation.
[5 marks]What is isomer? Classify structural isomer with examples.
[6 marks]Give three methods for synthesis of alkenes.
[5 marks]Mention any three Nucleophilic addition reactions for aldehydes.
[5 marks]Write a note on Benzoin condensation & Perkin condensation,
[6 marks]Write the mechanism and limitations of Friedel-Crafts acylation of Ketones.
[5 marks]Give the uses of paraffin. Discuss about stability of conjugated dienes.
[5 marks]Give general method for preparation and reaction of aliphatic amines.
[6 marks]Write short notes on SN2 reaction in detail.
[5 marks]Differentiate between E2 and E1 mechanism of elimination with example.
[5 marks]Differentiate Markownikoff’s addition and Anti-markownikoff’s addition to alkene.
[6 marks]Describe the factors affecting the E1 and E2 reaction.
[5 marks]Write name of qualitative tests for identification of carboxylic acid, ester, amide, alcohol and aliphatic amine. Q. 6 (a) Comment: (1) Order for basicity of amine is 2°>1°>3° in aqueous solution. (2) Carboxylic acid is less stable as compare to its anion form. (3) Bromination of alkane is more selective then chlorination.
[6 marks]State the Saytzeff rule. What is pyrolysis? Give general reaction of pyrolysis for alkane.
[5 marks]Write the structure and IUPAC name of followings: (1) Neopentane (2) Isopentane (3) Allylbromide (4) Isopropanol (5) Vinyl chloride
[5 marks]Explain cannizzaro and cross cannizzaro reaction with mechanism.
[6 marks]Write note on Diel-Alder reaction.
[5 marks]Describe ozonolysis of alkene in detail.
[5 marks]