Laboratory Course II

InOrganic Chemistry

(A) Calibration of fractional weights, pipettes and burettes. Preparation of standard solutions. Dilution 0.1 M to 0.001 M solutions.

(B) Volumetric Analysis

Acid-Base titration

            1. To determine volumetrically the equivalent weight and basicity of the given acid.

            2. To determine volumetrically the number of molecules of water of crystallization in washing soda.

3. To estimate volumetrically the strength of Na₂CO₃ and NaHCO₃ present in a solution with 0.1 N    HCl

            4. To determine volumetrically the strength of hydrochloric acid by using standard alkali.

Redox Titration

5. To estimate volumetrically the strength of given FAS solution by using standard solution of KMnO₄(using external indicator)

6. To determine the strength of given solution of  by using standard solution of KMnO₄ using a standard solution of sodium oxalate

(C) Physical Chemistry

1. To prepare arsenious sulphide sol and compare the precipitating power of mono-,bi- and trivalent anions.

2. To determine the percentage composition of a given mixture (non interacting systems) by viscosity/surface tension method.

3. To determine the viscosity of amyl alcohol in water at different concentrations and calculate the excess viscosity of these solutions