Chemistry-II exam (CHEM 103) from the 2024 Level-1 Term-II finals at BUTEX affiliated colleges. Questions address alcohols and phenol preparation, carboxylic acids, amine separation via Hinsberg method, diazonium salts, and cellulose and sugar chemistry.
saifulsclassrooBANGLADESH UNIVERSITY OF TEXTILES
Level-1 Term-II, Final Exám-2024
Subject: Chemistry-II (Code: CHEM 103)
Time: 3.0 Hrs. Full Marks: 72
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) Define aliphatic saturated and unsaturated alcohols.
(b) State the reactions for the manufacture of from starch.
(c) Why phenol is acidic?
(d) Write the method for producing phenol from Coal-Tar with reaction.
[2+4+2+4=12]
2. (a) What is meant by organo-metallic and organo-zinc compounds?
(b) Write down the preparation and use of TEL.
(c) Show the coupling reaction and Gattermann reaction.
(d) Distinguish among 1°, 2° and 3° alcohols.
[3+3+3+3=12]