UNIVERSITY OF MADRAS
B.Sc. DEGREE COURSE IN CHEMISTRY
SEMESTER SYSTEM WITH CREDITS
(Effective from the Academic Year 2003-2004)

Semester II

Semester IV - Practical II - Volumetric Estimation

Duration: 3 hrs
Maximum Marks: 100
Credits: 4

Acidimetry

1. Estimation of sodium hydroxide - standard sodium carbonate.
2. Estimation of borax-std. Sodium carbonate
3. * Estimation of bicarbonate and carbonate in a mixture

Permanganometry

1. Estimation of oxalic acid - standard - Mohrs salt or ferrous sulphate.
2. Estimation of calcium
3. * Estimation of sodium nitrite-std. Oxalic acid.
4. * Estimation of ferric ion.
5. * Estimation of percentage of manganese in pyrolusite.

Iodimetry

1. Estimation of arsenious oxide

Odometry

1. Estimation of copper - Std. Potassium dichromate.
2. Estimation of potassium dichromate - std. Copper sulphate.

Complexometry

1. Estimation of zinc or magnesium using EDTA.
2. Estimation of zinc using potassium ferrocyanide.
3. * Estimation of temporary and permanent haErdness of water.

Dichrometry

1. Estimation of ferrous ion using diphenyamine I N-.Phenyl anthramlic acid as indicator.
Precipitation titration.
2. Estimation of chloride in neutral medium

* Need not to be given for examination.