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PUC First year S1 Chemistry Syllabus

PUC First year S1 Chemistry Syllabus

PUC First year S1 Chemistry Syllabus 
Course Learning Objectives:
1. To acquire knowledge about atomic structure and stability of an atom
2. To gain the knowledge of periodic classification, periodic properties and factors affecting
these properties.
3. To acquire basic knowledge chemical bonding, types, characteristics and stability.
4. To acquire the knowledge of fundamental gas properties and establish relation between them.
5. To get knowledge balancing of chemical equations.
6. To understand the properties of liquids and colligative properties

Course Content:

PUC First year S1 Chemistry Syllabus 

UNIT-I: Atomic Structure (10 Hours)
Wave nature of light, Plank‟s quantum theory and Photoelectric effect, Line spectra and Bohr‟s model, hydrogen spectra, limitations of Bohr model. Wave nature of matter, De-Broglie‟s relationship, Heisenberg uncertainty principle. Introduction to quantum mechanics and atomic orbitals, Quantum numbers, Rules for filling electrons in orbitals (Aufbau, Hund‟s & Pauli‟s principle), Electronic configuration of atoms.

PUC First year S1 Chemistry Syllabus 

UNIT-II: Periodic Classification (06 Hours)
Modern periodic law, Classification of elements. Periodicity and Periodic trends in atomic radii and ionic radii. Ionization energy, successive ionization energies, periodic trends in first ionization energies. Electron affinity, electronegativity, Metals, non-metals, and metalloids.

PUC First year S1 Chemistry Syllabus 

UNIT-III: Chemical Bonding (10 Hours)
Types of chemical bonding-Ionic, Covalent, metallic and co-ordinate covalent bond. Lewis symbols and Octet rule. Drawing Lewis structures and formal charge calculation. Valence bond theory-its limitations, VSEPR theory, Concept of hybridization-postulates, the formation of sp, sp2, and sp3, sp3d and sp3d2 hybrid orbitals. Molecular orbital theory, molecular orbital energy level diagrams of
H2, C2, N2, O2, O2+, O2-, O22-, F2. Hydrogen bond, and its classification.

PUC First year S1 Chemistry Syllabus 

UNIT-IV: Gaseous State (06 Hours)
Introduction to gases, characteristics, Gas Laws-Boyle‟s, law, Charles law and Avagadro‟s law. Derivation of the ideal gas equation. Applications of ideal gas equation (Gas densities and molar mass), Partial pressures, and mole fractions. The kinetic molecular theory of gases-postulates. Deviation of Ideal behavior (Van der Waal‟s gas equation concept and equation only). Types of molecular velocities-average velocity, most probable velocity & RMS velocity.

PUC First year S1 Chemistry Syllabus 

UNIT-V: Stoichiometry (08 Hours)
Mole concept, the concept of molecular weight and equivalent weight. Percentage composition, calculations of empirical, molecular formulae. Balancing and stoichiometry of equations, Calculation of oxidation number and balancing Redox reactions using oxidation number method and ion-electron method.

PUC First year S1 Chemistry Syllabus 

UNIT-VI: Solutions (08 Hours)
Solutions and their properties, percent concentrations (w/w%, w/v% and v/v%), concentration terms-molarity, normality, molality, mole fraction and parts per million. Colligative properties of solutions-Vapor pressure, and boiling point, lowering of vapor pressure, elevation of boiling point, depression of freezing point and osmotic pressure. Determination of molar mass from colligative properties.