Laboratory Course VIII

Paper Code: 
CHY - 416
Credits: 
2
Contact Hours: 
60.00
Max. Marks: 
100.00
Unit I: 

Experiments

Quantitative Analysis: Gravimetric Analysis (Any Three)

a) Estimation of Cu as CuSCN,

b) Estimation of Zn as Zinc ammonium phosphate,

c) Estimation of Pb as PbCrO4

d) Estimation of Ni as Ni(DMG)2

Quantitative Analysis: Estimation of functional groups

  1. Determination of the percentage and number of hydroxyl groups in an organic compounds by acetylation method.
  2. Estimation of amines/phenols using bromated/bromide solution

 

Chromatography

a) Separation of 2,4 –dinitrophenylhydrazones of acetone, 2-butanone, hexan-2- one and hexane-3-one using toluene and light petroleum (40:60) by TLC

b) Separation of green leaf pigments (spinach leaves may be used) by TLC

c) Separation of green leaf pigments (spinach leaves may be used) by ascending paper chromatography

d) Separation of amino acids or carbohydrates by circular paper chromatography.

e) Separation of mixture of organic compounds by column chromatography

 

References: 
  1. Vogel’s Textbook of Quantitative Chemical Analysis; Fifth Edition; G.H. Jeffery, J. Bassett. J. Mendham, R.C. Denney; Longman Scientific and Technical Publication, England, 1991.
  2. Vogel’s Textbook of Practical Organic Chemistry; Fifth Edition; B.S. Furniss, A.J. Hannaford, P.W.D. Smith, A.R. Tatchell; Addison-Wesley Longman Ltd., England, 1998.

 

 

Academic Year: 
2017-2018
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