• Salt

1. Here twelve salt samples are given. You can detect the basic and acid radical present in it by performing the prior tests. The given samples content acid radicals like (a) Carbonate (b) Sulphide (c) Nitrate (d) Chloride (e) Sulphate And basic radicals like (a) Lead (b) Copper (c) Iron (d) Aluminium (e) Calcium (f) Magnesium

2. In “Test yourself” section you can perform salt analysis without any instructions as if you do in your examinations. After this experiment you can get a mark sheet according to your performance

 

• Chemical Kinetics In this section, you can study

1. the rate of a reaction based on (a) Size of the particles, (b) Catalyst

2. How equilibrium shifted between (a) ferric ions and thio-cyanide ions (b) hexa-aqoa cobalt ions [Co(H2O)6]2+ and chloride [Cl-] ions by changing the concentration of either ions.

3. The rate of reaction between sodium thiosulphate and hydrochloric acid with different temperature

 

• Quiz

• Common Gases

1. Here you can prepare the gases like (a) Hydrogen (b) Oxygen (c) Nitrogen,(d) Ammonia (e) Hydrogen sulphide (f) Carbon dioxide by different methods. [Note: After preparing a gas you can test it.]

2. You can experiment the different chemical properties of the gases.

 

• Titration

1. You can prepare the standard solution of several concentrations by different method Like (a) primary standard solution method. (b) Secondary standard solution method.

2. You can determine (a) the percent purity of given samples (b) number of molecules of water for hydrated salts by redox titration.

3. Twelve solutions of unknown concentration are given. You can determine its concentration by acid-base titration.

 

• Electrochemistry

1. You can experimentally prove (a) Faraday’s first law (b) Faraday’s second law.

2. You can perform electrolysis of (a) water (b) molten lead bromide.

3. Demonstration of different kinds of Cells and their construction is also included.

 

• Quiz

• Organic Chemistry

1 . You can determine the boiling point of different compounds like (a) Acetic acid (b) Benzene (c) Acetone (d) Carbon tetrachloride (e) Chloroform (f) Aniline (g) Ethanol (h) Toluene (i) Methanol

2. In this laboratory you can prepare some common organic compounds like (a) Iodoform(b) Chloroform(c) Acetylene(d) Di-benzal acetone(e) Tribromo aniline (f) Aspirin (g) Acetanilide (h) 2,4 di-nitro phenyl hydrazine

3. Eleven organic samples are given, you can detect the functional group present in it by performing the prior tests. The given samples content functional group like (a) Aldehyde (b) Ketone (c) Carboxylic acid (d) Alcohol (e) Phenol (f) Amino (g) Nitro [Note: The given samples may contain extra element like nitrogen, sulphur or halogen.]

 

• Food Chemistry

1. Twelve different foodstuffs are given. You can detect the food materials present in it by performing the prior tests. The given foodstuffs content food materials like (a) Carbohydrate (b) Protein (c) Lipid (d) Vitamin A (e) Vitamin C [Note: Foodstuffs like rice, dal, egg, sugar, bread, milk, honey, mustard oil, butter, lemon juice, cord lever oil, ghee are present for detection of food materials.]

2. You can test the adulteration of milk, where the adulterants are (a) Water(b) Starch(c) Urea (d) Sugar

3. You can tests the adulteration of butter, where the adulterants are (a) Vanaspati ghee (b) Colouring matter

4. You can tests the adulteration of pure deshi ghee, where the adulterants are (a) Vanaspati ghee • Quiz