lIST OF PRACTICAL SKILLS

1. Analysis of unknown inorganic substances.

Cations: – Ba²⁺, NH₄⁺, Pb²⁺ и Zn²⁺; K⁺.

Anions: – Cl^-, SCN^-, SO₄^2-, NO₃^-, CH₃COO^-

2. Preparation and standardisation 0,1 M solution of Hydrochloric Acid.

3. Preparation and standardization 0,1 M solution of  Sodium Hydroxide.

4. Quantitative determination of components in solution containing, Sodium Carbonate and Sodium Hydrogen Carbonate.

5. Preparation and standardization 0,05M solution of EDTA.

6. Determination of ZnSO₄ in a working solution by Complexonometry.

7. Standartization of Sodium Thiosulfate solution.

8. Determination of H₂O₂ by Iodometry.

9. Preparation and standardization 0,1 M solution of  sodium nitrite.

10. Nitritometric analysis of novokaine.

11. Standardization of Potassium Permanganate Solution.

12. Quantitative determination of hydrogen peroxide by permanganatometry.

13. The Photocolorimetric  determination of Iron (III).

14. The Photocolorimetric  determination of Ni(II).

15. Quantitative determination of sodium chloride by the ion-exchange chromatography.