Chemistry of Materials

Paper Code: 
PHY-413
Credits: 
03
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 

This course will enable the students to -

This course deals with the chemistry behind the materials that society depends on, metals, polymers and ceramics. Materials chemistry is an active area of scientific research and one with many practical applications.

Course Outcomes (COs):

Course

Learning outcome (at course level)

Learning and teaching strategies

Assessment Strategies

Paper Code

Paper Title

PHY 413

Chemistry of materials (Theory)

This course will enable the students to -

CO108:                Know the fundamentals of the atomic structure and ionic bonding.

CO109:                Understand about molecular and crystal structures.

CO110:            Understand the methods for expressing concentrations in Compounds.

CO111: Understand the one and two component systems.

CO112:                 Understand about phase equilibrium, chemical reactions etc. 

Approach in teaching:

Interactive Lectures, Discussion, Tutorials, Power point presentation, Problem Solving in tutorials.

Learning activities for the students:

Self learning assignments, Effective questions, Seminar presentation, Solving numerical.

Additional learning through online Videos and MOOCs Courses. 

Class test, Semester end examinations, Quiz, Solving problems, Assignments, Presentations

 

9.00
Unit I: 
I
Atomic Structure-Schrodinger wave equation, significance of Wavefunction, quantum numbers, shapes of s, p, d and f orbitals, Aufbau and Pauli principles, Hund’s multiplicity rule, exchange energy, pairing energy, symmetrical distribution of charge, extra stability of half-filled and completely-field orbitals, electronic configurations, effective nuclear charge, shielding effect, Slater’s rules for evaluation of shielding constant.
 
9.00
Unit II: 
II
Ionic Bonding:  Formation of ionic bonds, factors affecting the formation of ionic bonds; calculation of lattice enthalpy. Covalent Bonding: Concept of electronegativity, Fajan’s rule, dipole moment; Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules. Quantum mechanical approach to covalent bonding: Valence bond theory - Its important features, concept of hybridization involving s, p and d orbitals; Resonance. Molecular Orbital Theory - Its important features, LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic  molecules, concept of bond order, bond length and bond energy. Elementary idea of metallic bonding. Hydrogen bonding and its applications. 
 
9.00
Unit III: 
III
Different methods for expressing concentration of solution - molality, molarity, mole fraction, percentage (by volume and mass both), vapour pressure of solutions and Raoult’s Law Ideal and non-ideal solutions, vapour pressure - composition, plots for ideal and non-ideal solutions; Colligative properties of dilute solutions - relative lowering of vapour pressure, depression of freezing point, elevation of boiling point and osmotic pressure; Determination of molecular mass using colligative properties; Abnormal value of molar mass, van’t Hoff factor and its significance. 
                                                 
9.00
Unit IV: 
IV
Introduction to chemical kinetics, measurement of reaction rate, integration and determination of rate laws, rate constant, unit of rate constant for zero order, first order and second order reactions, order of reaction, molecularity of reaction, difference between order and molecularity of reaction, chemical kinetics and its scope, factors influencing the rate of a reaction-concentration, temperature, pressure, solvent, light, catalyst; concentration dependence of rates.
                
9.00
Unit V: 
V
Phase Equilibrium-Introduction, terminology: - phase, component, degree of freedom or variance; phase diagram of one-component system: -water system, sulphur system, CO2 system, phase rule for two-components system: - Pb-Ag system and its applications, reduced phase rule, eutectic point.
 
 
 
 
 
 

BOOKS RECOMMENDED

  • Lee, J. D. “Concise Inorganic Chemistry”, Blackwell Publication.
  • Atkins, P. W. “Physical Chemistry”, ELBS.
  • Material Science & Engineering, A first course, V Raghavan, PHI, New Delhi.
  • Material Science & Engineering an introduction, William D Callister Jr., John Wiley & Sons.

 

Academic Year: 
2020-2021
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