PS01CCHE24: Practicals & PS01CCHE25 : Practicals
(Inorganic, Organic & Physical Chemistry)
Inorganic chemistry
Synthesis of metal complexes, double salts and estimation by gravimetry.
1. Hexa ammine nickel(II) chloride.
2. Ferrous ammonium sulphate.
3. Mercury tetrathiocyanatocobaltate.
4. Tris-acetylacetonato Manganese(II) chloride.
5. Pottasiumtrioxalatoferrate
6. Prussian blue
7. Hexaure chromic chloride.
8. Tetra ammine copper sulphate
9. Cis – trans- bis oxalate, diaquo chromate(III)
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Qualitative Analysis ( 6 + 1 Radicals)
6 – Cation, Anion variable
1 – Rare earth element form the following:
Th, Ce, Li, Mo, Se, Te, V, Ti and Zr etc.
Organic chemistry
List of Synthesis
1. Claisen-Schmidt Reaction:
Benzal-acetophenone from acetophenone/ Dibenzalacetone from Benzaldehyde
2. Backmann rearrangement:
Benzanilide from Benzophenone/Acetanilide from acetophenone
3. Diels-Alder reaction:
9,10-dihydroanthracene-α,β-succinic anhydride from anthracene
4. Sandmeyer reaction:
Aniline to chlorobenzene, p-nitroaniline to p-nitrochlorobenzene, Anthranilic acid to o-
chlorobenzoic acid, o-toluidine to o-chlorotoluene, p-iodonitrobenzene from p-
nitroaniline, m-nitrophenol from m-nitroaniline etc.
5. Fisher indole synthesis:
1,2,3,4-Tetrahydrocarbazole from Cyclohexanone
6. Lieben haloform reaction:
Iodoform from Acetone
7. Knorr-Quinoline synthesis:
2-hydroxy-4-methylquinoline from Acetoacetanilide
8. Kolbe-Smith reaction:
2,4-dihydroxybenzoic acid from resorcinol
9. Cannizarro reaction:
Benzyl alcohol and Benzoic acid from Benzaldehyde
10. Mannich base synthesis:
Benzyliminoethylphenylketone from acetophenone, formaldehyde and benzylamine
11. Boiling point determination of unknown liquid samples
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Estimations
1. Hydroxyl Group Estimation
2. Unsaturation Estimation
3. Phenol/ Aniline Estimation
4. Ascorbic Acid (Vitamin-C) Estimation
5. Acid + Amide / Acid + Ester Estimation
Physical chemistry
( Physical –I)
Sr. No. Description in detail
1. To determine the heat of solution of the given acid by solubility method
2. Determination of hydrolysis constant of aniline hydrochloride by distribution
method
3. Determination of the critical solution temperature (CST) of the phenol/water system
and to study the effect of additive on CST
4. To determine the surface tension of methyl acetate, ethyl acetate, hexane
andchloroform and hence calculate the atomic parachors of C, H. Cl etc
5. To determine partial molar volume of sodium chloride in aqueous solution at
roomtemperature
( Physical –II)
Sr. No. Description in detail
1. To determine the dissociation constants (k1 and k2) of a dibasic acid pH metrically
2. To find out the (a) cell constant of given conductivity cell, (b) to determine the
criticalmicelle concentration (CMC) of an ionic surfactant
3. Determination of ∆G, ∆H and ∆S for a reaction using an electrochemical cell
4. To verify law of additivity of absorbance for a mixture of colored substances in
solution using potassium permanganate and potassium dichromate solutions
5. To determine the concentration of a given solution of an optically active substance
bypolarimetric measurements
To download practicals sample PDF (JOURNAL)
- Journal 2
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