CH-603 : Physical Chemistry Practical – II

1. Potentiometry (Any Five)

Experiment No. 1 
To determine the PKa value of given monobasic weak acid by potentiometric titration.
Experiment No. 2 
To determine the formal redox potential of Fe2+/ Fe3+ system potentiometrically.
Experiment No. 3 
To determine the amount of NaCl in the given solution by potentiometric titration against silver nitrate.
Experiment No. 4 
To determine the solubility product and solubility of AgCl potentiometrically using chemical cell.
Experiment No. 5 
Estimate the amount of Cl-, Br- and I- in given unknown halide mixture by titrating it against standard AgNO3 solution (mixture of any two ions).
Experiment No. 6 
To prepare standard 0.2 M Na2HPO4 and 0.1 M Citric acid solution, hence prepare four different buffer solutions using them. Determine the pH value of these and unknown solution.
Experiment No. 7 
To determine the composition of Zinc ferrocyanide complex potentiometrically
Experiment No. 8 
To determine the standard electrode potentials of Cu and Ag electrodes and to determine the EMF of a concentration cell.

2. pH metry (Any Three)

Experiment No. 1 
To determine the degree of hydrolysis of aniline hydrochloride
Experiment No. 2 
To determine the dissociation constant of oxalic acid by pH-metric titration with strong base.
Experiment No. 3 
Determination of Pka of given weak acid by pH metry titration with strong base.
Experiment No. 4 
To determine the acid and base dissociation constant of an amino acid and hence the isoelectric point of an acid.
Experiment No. 5 
pH metric titration of strong acid against strong base by pH measurement and hence determine the concentration and strength of strong acid.

3. Radioactivity (Any One)

Experiment No. 1 
To determine plateau voltage of the given G M Counter.
Experiment No. 2 
To determine the resolving time of GM Counter.
Experiment No. 3 
To determine Emax of b particle.

4. Colligative properties (Any One)

Experiment No. 1 
To determine the molecular weight of solute by depression in freezing point method.
Experiment No. 2 
To study the association of Benzoic acid in benzene by Beckmann Method.
Experiment No. 3 
Determine the molecular weight of given electrolyte and non-electrolyte by Landsberger’s method and to study the abnormal molecular weight of electrolyte

5. Turbidometry (Any One)

Experiment No. 1 
Determination of SO42- and Cl by turbidimetric method (turbidimetric titration or calibration curve method).
Experiment No. 2 
To determine the molecular weight of a given polymer by turbidometry.

6. Table work

Experiment No. 1 
Analysis of crystal structure from X-ray diffraction spectra of any two compounds (Calculation d, lattice constant, crystal volume and density, and assigning planes to peaks using JCPDS data).

CH-606 : Inorganic Chemistry Practical-II

A. Volumetric Estimations (Any Three)

Experiment No. 1 
Analysis of Phosphate (PO43-) from Fertilizer.
Experiment No. 2 
Analysis of Iodine from Iodized salt.
Experiment No. 3 
Strength of medicinal H2O2.
Experiment No. 4 
Analysis of Calcium from milk powder.
Experiment No. 5 
Analysis of Cu from Cu-Fungicide.

B. Flame Photometry (Any Three)

Experiment No. 1 
Estimation of Na by flame photometry by calibration curve method.
Experiment No. 2 
Estimation of Na by flame photometry by regression method.
Experiment No. 3 
Estimation of K by flame photometry by calibration curve method.
Experiment No. 4 
Estimation of K by flame photometry by regression method.

C. Column Chromatography (Any One)

Experiment 
Purification of water using cation/anion exchange resin and analysis by qualitative analysis /conductometry.

D. Nanomaterial synthesis (Any 1)

Experiment No. 1 
Synthesis of Silver nanoparticles.
Experiment No. 2 
Synthesis of ZnO nanoparticles.

E. Periodic Trend

Experiment 
Verification of periodic trends using solubility of alkaline earth metal hydroxides Ca(OH)2, Mg(OH)2, Cr(OH)2, Ba(OH)2.

F. Ligand Exchange Reaction
Experiment 
Synthesis of amine complexes of Ni(II) and its ligand exchange reaction (bidentate ligands like acac, DMG, Glycine) by substitution method.
OR
Experiment 
Determination of the Metal to ligand ratio (M : L) in complexes.

G. Microwave Assisted Synthesis
Experiment 
Solvent free microwave assisted one pot synthesis of pthalocynin copper (II) complex.
OR
Experiment 
Fenton reaction: Degradation of H2O2 using Fe catalyst.

H. Table work
Experiment 
Band gap calculation for the nanomaterial TiO2/SnO2/ZnO from its electronic spectra (UV-Visible).

CH-609: organic Chemistry Practical-II
A. Interpretation of IR and NMR spectra (2 Experiments of each type)
Experiment No. 1-16 
• Determination of functional group of organic compound from given IR spectra.
(Ethyl alcohol, Cis-2-butene, Trans-2-butene, Benzoic acid, Propanaldehyde, Ethyl methyl ether, 1 Butyne, Ethyl acetate, Propyl Cyanide, Salicylic Acid, Nitro phenols, Isopropyl benzene, Propanamine, Benzamide, n-Pentane, 2-chloro butane, Acetophenone).
• Determination of structure of organic compound from given NMR spectra
(Ethyl alcohol, Cis-2-butene, Trans-2-butene, Benzoic acid, Propanaldehyde, Ethyl methyl ether, 1 Butyne, Ethyl acetate, Propyl Cyanide, Salicylic Acid, Nitro phenols, Isopropyl benzene, Propanamine, Benzamide, n-Pentane, 2-chloro butane, Acetophenone).

B) Organic Estimations (Any Three)
Experiment No. 1 
Estimation of glucose.
Experiment No. 2 
Estimation of glycine.
Experiment No. 3 
Saponification value of oil.
Experiment No. 4 
Estimation of Alkali content in Antacid using HCl.

C) Organic Extractions (Any Three)
Experiment No. 1 
Caffeine from tea leaves.
Experiment No. 2 
Eugenol from cloves.
Experiment No. 3 
Lycopene from tomato peels.
Experiment No. 4 
Cinnamic acid from cinnamon.
Experiment No. 5 
Trimyristin from nutmeg.

D) Column Chromatography
Experiment No. 1 
Separation of mixture of aldehyde and carboxylic acid by column chromatography.
Experiment No. 2 
Separation of mixture of O-nitrophenol and P-nitrophenol by column chromatography