Syllabus

Course Code: CHEM 307    Course Name: Physical Chemistry Special Practical-II

MODULE NO / UNIT COURSE SYLLABUS CONTENTS OF MODULE NOTES
1 Conductometry
1. Determination of the equivalent conductance of weak acid (benzoic and acetic acid) at several concentrations and the dissociation constant of the acid.
2. Determination of the equivalent conductance of strong electrolytes such as HCl, KCl, KNO3 and NaCl and the validity of Onsagar equation.
3. Determination of solubility of silver halides.
4. Study of degree of hydrolysis of aniline hydrochloride.
5. Conductometric titration of: (i) Strong acid vs. strong base, (ii) Strong acid vs. weak base, (iii) Weak acid vs. strong base, (iv) Weak acid vs. weak base, (v) CH3COOH + HCl vs. NaOH, (vi) CuSO4 vs. NaOH.
6. Determine the critical micelle concentration (CMC) of a surfactant (sodium lauryl sulphate) by conductivity method.
2 Colorimetry/Spectrophotometry
7. Verification of the Lambert-Beer’s law using solutions such as K2Cr2O7, CuSO4, KMnO4 in water and I2 in CCl4.
8. Study of iron-tiron and iron-salicylic acid complexes.
9. Determination of the composition of various mixtures spectrophotometrically:
(i) Potassium dichromate and potassium permanganate.
(ii) Crystal violet and aurine.
10. Determine the dissociation constant of an indicator spectrophotometrically.
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