CH – 607 : Physical Chemistry Practicals

Conductometry 
1. Determine the relative strength of monochloro acetic acid and acetic acid conductometrically.
2. Determine the basicity of organic acid by conductometric measurement.

Potentiometry 
1. Determine the amount of sodium chloride in a given solution by potentiometric titration with silver nitrate.
2. Determine formal redox potential of Fe2+ to Fe3+ by potentiometric titration.

Colorimeter/Spectrophotometer 
1. Determination of λmax and concentration of given solution of Cu2+ ions and verify Beer’s law.
2. Verify Beer’s law, determine molar extinction coefficient of Potassium permanganate.

pH-metry 
1. Determine the pKa and Ka values of a given weak acid by pH metric titration with strong base.
2. Determination of hydrolysis constant of aniline hydrochloride by pH-measurements.

Polarimetry 
1. Determine the percentage of two optically active substances
(d-sucrose and d-tartaric acid) in a mixture polarimetrically.

Radioactivity 
1. Determine the Emax of Beta particle.

Refractometry 
1. Determine the refractive index of four liquids and hence determine specific and molar refraction.
2. Determine the molar refraction of homologous methyl, ethyl and propyl alcohol and show that constancy configuration to molar refraction by –CH2 group.

Chemical Kinetics 
1. Investigate the reaction between H2O2 and KI by gas burette method.
2. Determine the order of the reaction between potassium persulphate and potassium iodide by fractional change method.

Viscosity 
1. Determine the radius of glycerol/sucrose molecule by viscosity measurement.

CH – 608 : INORGANIC Chemistry Practicals

Gravimetric Estimations (Any Two) 
i) Gravimetric estimation of Fe as Fe2O3
ii) Gravimetric estimation of Zinc as Zinc pyrophosphate (Zn2P2O7)
iii) Estimation of lead as lead chromate (PbCrO4)
iv) Estimation of Aluminium as aluminium oxide (Al2O3).

Volumetric Analysis (Any Two) 
i) Estimation of Manganese by Volhards method.
ii) Estimation of Nickel by EDTA method.
iii) Determination of strength of NaOH and Na2CO3 in a given solution.
iv) Estimation of ferrous and ferric by redox titration by dichromate method.

Inorganic Preparations (Any Three) 
i) Preparation of Bis (ethylenediamine) copper (II) sulphate.
ii) Preparation of Potassium trioxalato chromate (III) complex.
iii) Preparation of Tris (acetylacetonato) Iron (III).
iv) Preparation of Hexaaquonickel (II) chloride. [Ni(H2O)]6Cl2
v) Preparation of Potassium tris oxalatoaluminate (III) trihydrate K3[Al(C2O4)3]. 3H2O complex.
vi) Synthesis of ZnO nanoparticles using Zinc acetate dihydrate.

Colourimetric analysis (Any One) 
i) Estimation of iron using Thiocynate Method.
ii) To determine the concentration of cobalt in the given solution using R-nitroso salt by colourimetry.

Paper Chromatography: (Any Two Mixtures) 
Separation and identification of binary mixture of cations
(Fe3+, Ni2+, Cu2+, Co2+, Mn2+, Zn2+)

CH – 609 : ORGANIC Chemistry Practicals

Organic preparations (Any 6) 
1. Preparation of Benzoquinone from Hydroquinone
2. Preparation of Sudan-I
3. Preparation of p-nitroacetanilide from Acetanilide
4. Preparation of 2-Naphthyl ether from 2-Naphthol
5. Preparation of Hippuric acid from Glycine (Benzoylation)
6. Preparation of p-Iodo nitrobenzene from p-Nitroaniline
7. m- Nitro aniline from m-Dinitrobenzene
8. Preparation of Benzoic acid from Ethyl benzoate
9. Isolation of Starch from Potato
10. Preparation of Adipic acid from Cyclohexanone.

Preparation of derivatives (Any 3) 
1. Preparation of Oxime derivative of aldehydes or Ketones
2. Preparation of Aryloxy acetic acid derivative of Phenol
3. Preparation of 2, 4 DNP derivative of aldehydes or Ketones
4. Glucosazone derivative of Glucose
5. Anilide derivative of Carboxylic acid.

Purification techniques (Any 1) 
1. Solvent extraction of binary mixture using separating funnel
2. Separation and purification of the mixture of a compound by using Preparative Thin Layer Chromatography (PTLC) method
3. To obtain pure components from a mixture of organic compounds using steam distillation