Unit-1 Basic Concepts – 02 Marks

Atomic, molecular and equivalent masses, mole concept, types of chemical reactions, calculations based on stoichiometry. Equivalent mass of acid, salt, oxidant and reductant.

Unit-2 States of Matter – 02 Marks

Gas laws-Boyle’s law, Charles’law, combined gas equation, ideal gas equation, Graham’s law of diffusion/ effusion, Dalton’s law of partial pressure.Characteristics of Liquids: Vapour pressure, viscosity and surface tension. Colligative properties of solutions (solute and solvent forming binary solution).

Unit-3 Structure of Atom – 02 marks

Bohr’s model and its limitations, concept of shells and sub-shells, dual nature of matter and light. De Broglie’s relationship, Heisenberg uncertainty principles, concepts of orbital’s, quantum numbers, shape of s,p and d orbital, rules of filling electrons in orbitals-Aufbau principleand Hund’s rule, electronic configuration of atoms, stability of half filled and completely filled orbitals.

Unit-4 Classification and elements and periodicity in properties – 02 marks

Modern periodic law and the present form of periodic table, periodic trends in properties of elements-atomic radii, ionic radii, ionization enthalpy, electron gain enthalpy, electro negativity, valency.

Unit-5 Chemical bonding and molecular Structure – 02 marks

Ionic bond, covalent bond, polar character of covalent bond, covalent characterof ionic bond, conceptof hybridization, VSEPR Theory and shapes of some simple molecules, hydrogen bond and metallic bond.Uni-6 Chemical reactions02 marksTypes of chemical reactions, redox reaction, Oxidation number calculations, balancingof redox equations by oxidation number and ion electron methods, neutralization reactions and volumetric analysis.

Unit-7 Chemical Equilibria and Ionic Equilibria – 02 Marks

Equilibrium in physical and chemical processes, law of mass action, equilibrium constants (Kc, Kp, Kx) relation among them, the reaction quotient and its relation with equilibrium. Le-Chateliers principle and its applications.Theories of acids and bases, ionization of weak acids and bases, ionic product of water pH and other logarithmicterms, common-ion effect, solubility product and its application in salt analysis.

Unit-8. General Principles of extraction of metals – 02 Marks

Occurrence of metals, ores and minerals, concentration, calcinations, roasting, smelting, reduction methods (carbon reduction, aluminothermic process, electrolytic and self-reductions) and metal extraction, flux and slag refining of metal. Reactions involved in the Blast furnace for extraction of iron.

Unit-9 Some basic principles of organic chemistry – 02 marks

a) Classification and IUPAC nomenclature or organic compounds

b)Electronic displacement in covalent bond: inductive effect, electronic effect, resonance and hyper conjugation

c)Homolytic and heterolytic fission ofa covalent bond: free radicals, carbocations, carbanions, electrophiles and nucleophiles, types of organic reactions.

Unit-10 Hydrocarbons 02 marks

Classification of Hydrocarbons.a.Aliphatic Hydrocarbons: general methods of preparation, properties and uses of alkanes, alkenes and alkynes.b.Aromatic Hydrocarbons: benzene, resonance aromaticity, chemical properties, directive influence of functional group in mono-substituted bezone.

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