University of Calicut Previous Years Question Paper & Answer

University : University of Calicut
Course : B.Sc

Semester : SEMESTER 5

Year : 2018

Term : NOVEMBER

Scheme : 2019 Full Time

Course Code : CHE 5B 07

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How will you distinguish between Acetaldehyde and Acetone ?

Write S.N. on Aldol condensation. ,

What is HVZ reaction ?
How is Citric acid prepared from Glycerol ?

Dlustrate the term trans-esterification.

Benzoyl Chloride is च | at much slower rate than Acety! Chloride. Why ?

What is Claisen condensation ? `

Section C

Answer any five questions.
Each question carries 6 marks.

Write S.N. on Fischer Indole Synthesis.

How will you prepare :
(a) Furan from Furoic acid.

(b) Furan from Furfural.
How will you distinguish between primary, secondary, tertiary alcohols by :

(a) Lucas test.

(b) Victor-Meyer method.
Write a note on electrophilic substitution reaction of Aniline.

(a) How is Eosin prepared ?

(b) Give the use of Alizarin as dyestuff.

(a) Give the preparation of Alizarin.

(b) What is Diazotisation ?

(a) What is Reimer-Tiemann reaction.
(b) How will you prepare iodoform ?
(a) Explain, why an Alkyl Halide is more reactive than Vinyl Chloride.
How will you obtain Cinnamic acid by Knoevangel reaction.

(b)

(10 x 2 = 20

)5 × 6 ‏ع‎ 30 marks)

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