0 20094 (Pages : 3) पि ग ०००००००० வக

நத... ‏یما‎
‎SIXTH SEMESTER (CUCBCSS—UG) DEGREE EXAMINATION
MARCH 2022
Chemistry

CHE 6B 10—ORGANIC CHEMISTRY—III
(2014 to 2018 Admissions)
Time: Three Hours Maximum : 80 Marks
Section A (one word)

Answer all questions.

Each question carries 1 mark.
1. Finger print region in ir spectrum is
2. Among ethane, 1, 3-butadiene and 1, 3, 5-hexatriene, which will have highest 4 max ?
3. a-D-glucopyranose and f-D-glucopyranose are
4. Adisaccharide which does not exhibit mutarotation is
5. An example for carbohydrate with B-glycosodic linkage is ————.
6. Write an example of anon chiral amino acid.
7. Name of an acidic amino acid.
8. Waxes are chemically
9. Give any one source of vitamin C.

10. Write the name of a peptide hormone.
(10 x 1 = 10 marks)
Section B (Short Answer)

Answer any ten questions.

Each question carries 2 marks.
11. What is red shift ?
12. How will you distinguish acetone and ethanol by ir spectroscopy ?

Turn over

98749