18CHL38 Technical Chemistry Lab syllabus for CH

Experiments

1 Critical Solution Temperature- Water – Phenol System.

2 Distribution Coefficients - Iodine in Water Chloroform.

3 Boiling Point Elevation -Water acetic acid solution.

4 Estimation of dissolved oxygen in given sample of water by Winkler’s method.

5 Estimation of Iodine & Saponification number of vegetable oil .

6 Analysis of alloy- Stainless steel/ Brass.

7 Analysis of Bleaching Powder -Available chlorine.

8 Molecular weight determination -Victor Mayers Method

9 Freezing point depression- Ice-salt system.

10 Refractometric Estimation - Sugar content of solution.

11 Heats of mixing -Water –HCl system.

12 Conductometric estimation- Water hardness estimation.

13 Calorimetric Estimation – Potassium dichromate Estimation

14 Analysis of coal- Moisture Volatile matter & Ash content.

15 Study of kinetics of reaction between K2S2O8 and KI.

16 Study of kinetics of hydrolysis of ester.

17 Conductometric determination of equivalent conductance of acetic acid at infinite.

18 Dilution (using Kohlrausch Law).

19 Estimation of phenol by iodometric method.

20 Preparation of p-bromo acetanilide from acetanilide.

21 Colorimetric estimation of fluoride in water using SPADNS reagent.

Note: Minimum 10 experiments are to be conducted

Course Outcomes:

On successful completion of this course students will be able.

• Explain and perform analytics of quantitative estimation by volumetric method of metal and alloys, oil and proximate analysis of coal.
• Determine disinfectant and water quality parameter analysis to assess the quality of water.
• Analyze kinetics, partition co-efficient, transition temperature, percentage composition of binary mixture, critical solution temperature and molecular weight of chemical components.
• Predict the organic reaction mechanism and to estimate functional groups employing different techniques.
• Have knowledge of handling instruments for precise analysis.
• Perform physico-chemical experiments.

Conduct of Practical Examination:

1. All laboratory experiments are to be included for practical examination.

2. Breakup of marks and the instructions printed on the cover page of answer script to be strictly adhered by the examiners.

3. Students can pick one experiment from the questions lot prepared by the examiners.

4. Change of experiment is allowed only once and 15% Marks allotted to the procedure part to be made zero.