Laboratory course V

Paper Code: 
CHY-315
Credits: 
2
Contact Hours: 
60.00
Objective: 

Course Objectives:

This course will enable the students to -

  1. learn about different analytical technique to measure physical property like transition temperature, freezing point depression, lattice energy etc.

  2. learn about the method of preparation of inorganic coordination compounds.

Course Outcomes (COs):

Course

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment

Strategies

Paper Code

Paper Title

 

 

 

 

 

CHY315

Laboratory course V

 

 

 

 

 

The students will be able to –

 

CO87: prepare simple coordination compounds.

CO88: illustrate the concept of adsorption and will be able to plot Freundlich and Langmuir adsorption isotherm

CO89: describe Nernst distribution law and calculate partition coefficient.

CO90: determine critical solution temperature for binary mixture.

CO91: determine pKa value of acid by using Henderson equation.

CO92: determine freezing point depression constant

• Interactive Lectures

• Discussions

• Tutorials

 • Substantial laboratory-based practical component and experiments.

 

Quiz

• Class test

 • Problem solving exercises

 • Assignments

• Presentations • Participation in class discussions on questions posted prior the lecture

 • Semester End Examination s

 

 

Unit I: 

Inorganic synthesis                                                                                   20 hrs

a) Preparation of Bis-Dimethylglyoxime-nickel (II)

b) Preparation of Sodiumtrioxalatoferrate (III)

c) Preparation of cis and trans-bisoxalatodiaquachromate (II)

d) Preparation of Prussian blue Fe4[Fe(CN)6]3

Physical Chemistry  

Minor experiments                                                                                   40 Hrs

a) To determine the mutual solubility curve of phenol – water system and their consolute point.

b)To determine the transition temperature of given substance by thermometric method.

c) Determination of freezing point depression constant of camphor using Rast method.

d) Determine the lattice energy of calcium chloride from its heat of solution using Born-Haber cycle. You are provided the Enthalpy changes for Ca+2 (g) → Ca(g) 2Cl- (g) → 2Cl (g), Ca (g) → Ca (s), 2Cl (g) → Cl2 and Ca (s) + Cl (g) → CaCl2 (s) as -451.1, 174.3, -38.8, -58.0 and -190.0 Kcal/mole respectively.

e) To determine the heat of solution of KNO3 at a specified water-salt mole ratio.

f) To determine pH of different buffer solutions and evaluate pKa of acid by using Henderson equation.

Major experiments

e) To study the effect of a solute (NaCl/succinic acid) on the critical solution temperature of two partially miscible liquids (e.g. phenol-water system) and to determine the concentration of that solute in the system.

f) To study the absorption of acetic acid or oxalic acid from aqueous solution by activated charcoal or     animal charcoal and examine the validity of Freundlich and Langmuirs adsorption isotherms.

g) Determination of partition coefficient of acetic acid between butanol and water.

h) To study the freezing point curve of two component simple eutectic system (acetamide-benzoic acid/ naphthalene-benzoic acid).

References: 
  • Advanced Practical Physical Chemistry; Eighteenth Edition; J.B.Yadav; Goel Publishing House, Meerut, 2015.
  • Advanced Practical Inorganic Chemistry; Twenty Third Edition; Gurdeep Raj,Goel Publishing House,Meerut, 2013.
  • College Practical Chemistry; V.K.Ahluwalia, Sunita Dhingra, Adarsh Gulati; UniversitiesPress (India Pvt Ltd), 2005.

 

Academic Year: 
2021-2022
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