1. Determination of Melting Point

To determine the melting point of a solid substance having low melting point

2. Preparation of Dilute Solutions

To prepare dilute solutions of given concentrations of hydrochloric acid, sulphuric acid and nitric acid from their stock solution

3. Determination of pH

To determine the pH of the following substances by using a universal indicator solution or pH paper.

  • (i) Salt solutions
  • (ii) Acids and bases of different dilutions
  • (iii) Vegetables and fruit juices

To study the pH change by common ion effect in case of weak acids and weak bases using universal indicator solution or pH paper.

4. Preparation of Sol

To prepare a sol of

5. Variation of Cell Potential

To study the variation of cell potential in Zn | Zn2+ || Cu2+ | Cu with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature

6. Enthalpy of Neutralization

To estimate the enthalpy of neutralization of hydrochloric acid and sodium hydroxide

7. Shift in Equilibrium

To study the shift in equilibrium between ferric ions and thiocyanate ions by increasing or decreasing the concentration of these ions

8. Rate of Reaction

To study the effect of concentration on the rate of reaction between sodium thiosulphate and hydrochloric acid

To study the effect of temperature on the rate of reaction between sodium thiosulphate and hydrochloric acid

9. Preparation of Crystals

To prepare crystals of

10. Iodoform and Acetanilide

Preparations of

11. Paper Chromatography

Separation of the coloured components of the following by paper chromatography and comparison of their Rf values.

  • (a) Black ink or a mixture of red and blue inks
  • (b) Juice of a flower or grass

12. Extra Elements in Organic Compound

To detect the presence of extra elements (nitrogen, sulphur and halogens) in an organic compound:

13. Presence of Biomolecules

Study of simple reactions of carbohydrates, fats and proteins and detection of their presence in given foodstuffs.

14. Volumetric Analysis

Volumetric Analysis and Titration Basics

Preparation of solution of oxalic acid and ferrous ammouium sulphate of known molarity by weighing (non-evaluative). Use of chemical balance to be demonstrated.

A study of acid-base titration (single titration only) 

  • To find out the Molarity of given NaOH solution by titrating against standard solution of oxalic acid. Both the solutions to be provided

A study of redox titrations (single titration only) 

  • To find out the Molarity and strength of given potassium permanganate solution by titrating against M/50 Mohr’s salt (Ferrous ammonium sulphate) solution. Both the solutions to be provided.
  • To find out the Molarity and strength of given potassium permanganate solution by titrating against M/10 oxalic acid solution. Both the solutions to be provided.

15. Qualitative Analysis of Salt

Qualitative analysis of a salt involves detection of one anion and one cation from the following

Identification of Anions:

Identification of Cations:

16. Functional Groups in Organic Compound

To Identify the Functional Groups present in the given organic compounds and perform: