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Syllabus : Chemistry
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UNIT 1: Some Basic concepts
Measurement in chemistry (Precision, significant figures, SI units, Dimensional
analysis). Laws of chemical combination. Atomic Mass, Molecular Mass, mole
concept, Molar Mass, determination of Molecular formula. Chemical equation,
stoichiometry of Chemical reactions.
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UNIT 2: States of Matter
Gaseous state, measurable properties of gases, Boyle's Law, Charle's Law and
absolute scale of temperature, Avogadro's hypothesis, ideal gas equation,
Dalton's law of partial pressures.
Kinetic molecular theory of gases (the microscopic model of gas), deviation
form ideal behaviour.
The solid state (classification of solids, X-ray studies of crystal lattices
and unit cells, packing of constituent particles in crystals). Imperfection in
solids, electrical, magnetic and dielectic properties of solids. Liquid state
(Properties of liquids, Vapour pressure, Surface tension, Viscosity).
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UNIT 3: Atomic Structure
Constituents of the atom (discovery of electron, rutherford model of the atom).
Electronic structure of atoms - nature of light and electromagnetic waves,
atomic spectra, bohr's model of hydrogen, shortcomings of the bohr model
Dual nature of matter and radiation. de-Broglie relation. The uncertainty
principle, Quantum Mechanical Model of the atom, Orbitals and Quantum numbers.
Shapes of orbitals. Aufbau principle, Pauli Exclusion Principle, Hund's Rule,
Electronic Configuration of atoms.
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UNIT 4: Solutions
Types of solutions, Units of concentration, Vapour-pressure of solutions and
Raoult's law. Colligative properties. Determination of molecular mass.
Non-ideal solutions and abnormal molecular masses. Volumetric
analysis-concentration unit.
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UNIT 5: Chemical Energetics and Thermodynamics
Energy changes during a chemical reaction, Internal energy and Enthalpy,
Internal energy and Enthalpy changes, Origin of Enthalpy change in a reaction,
Hess's Law of constant heat summation, numericals based on these concepts.
Enthalpies of reactions(Enthalpy of neutralization, Enthalpy of combustion,
Enthalpy of fusion and vaporization).
Sources of energy (conservation of energy sources and identification of
alternative sources, pollution associated with consumption of fuels. The sun as
the primary source).
First law of thermodynamics; Relation between Internal energy and Enthalpy,
application of first law of thermodynamics.
Second law of thermodynamics : Entropy, Gibbs energy, Spontaneity of a chemical
reaction, Gibbs energy change and chemical equilibrium, Gibbs energy available
for useful work.
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UNIT 6: Chemical Equilibrium
Equilibria involving physical changes (solid-liquid, liquid-gas equilibrium
involving dissolution of solids in liquids, gases in liquids, general
characteristics of equilibrium involving physical processes).
Equilibria involving chemical systems (the law of chemical equilibrium, the
magnitude of the equilibrium constant, numerical problems).
Effect of changing conditions of systems at equilibrium (change of
concentration, change of temperature, effect of catalyst-Le Chateliar's
principle).
Equilibria involving ions -- ionization of electrolytes, weak and strong
electrolytes, acid-base equilibrium, various concepts of acids and bases,
ionization of water, pH scale, solubility product, numericals based on these
concepts.
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UNIT 7: Redox Reactions and Electrochemistry
Oxidation and reduction as an electron transfer concept. Redox reactions in
aqueous solutions-electrochemical cells. EMF of a galvanic cell. Dependence of
EMF on concentration and temperature (NERNST equation and numerical problems
based on it). Electrolysis, Oxidation number (rules for assigning oxidation
number, redox reactions in terms of oxidation number, nomenclature). Balancing
of oxidation-reduction equations.
Electrolytic conduction. Molar conductivity, Kohlrausch's Law and its
applications, Voltaic cell, Electrode potential and Electromotive force, Gibb's
energy change and cell potential. Electrode potential and products of
electrolysis, Fuel cells, corrosion and its prevention.
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UNIT 8: Rates of Chemical Reactions and Chemical Kinetics
Rate of reaction, Instantaneous rate of reaction and order of reaction. Factors
affecting rates of reactions - factors affecting rate of collisions encountered
between the reactant molecules, effect of temperature on the reaction rate,
concept of activation energy, catalyst. Effect of light on rates of reactions.
Elementary reactions as steps to more complex reactions. How fast are chemical
reactions?
Rate law expression. Order of a reaction (with suitable examples). Units of
rates and specific rate constants. Order of reaction and effect of
concentration (study will be confined to first order only). Temperature
dependence of rate constant - Fast reactions (only elementary idea). Mechanism
of reaction (only elementary idea). Photochemical reactions.
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UNIT 9: Surface Chemistry
Surfaces : Adsorption - Physical and chemical adsorption, adsorption isotherms
Colloids - Preparation and general properties, Emulsions, Micelles
Catalysis : Homogeneous and heterogeneous, structure of catalyst, Enzymes,
Zeolites
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UNIT 10: Chemical Families - Periodic Properties
Modern periodic law, Types of elements - Representative elements (s & p
block), Transition elements -d-block elements, inner transition elements -
f-block elements). Periodic trends in properties - ionization enthalpy,
electron gain enthalpy, atomic radii, valence, periodicity in properties of
compounds).
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UNIT 11: Chemical Bonding and Molecular Structure
Chemical bonds and Lewis structure, shapes of molecules (VSEPR theory). Quantum
theory of the covalent bond, hydrogen and some other simple molecules, carbon
compounds, hybridization, Boron and Beryllium compounds.
Coordinate covalent bond, ionic bond as an extreme case of polar covalent bond,
ionic character of molecules and polar molecules. Bonding in solid state ionic,
molecular and covalent solids, metals). Hydrogen bond, Resonance.
Molecules: Molecular orbital. Theory - bond order and magnetic properties of
H2, O2, N2, F2 on the basis of MOT. Hybridisation involving s, p and d orbitals
(including shapes of simple organic molecules), Dipole moment and structure of
molecules.
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UNIT 12: Chemistry of Non-metals - I
Hydrogen ( unique position in periodic table, occurrence, isotopes, properties,
reactions and uses), Hydrides - molecular, soline and interstitial
Oxygen (occurrence, preparation, properties and reactions, uses), simple
oxides; ozone
Water and hydrogen peroxide, structure of water molecule and its aggregates,
physical and chemical properties of water, hard and soft water, water
softening, hydrogen peroxide - preparation, properties, structure and uses.
Nitrogen - Preparation, properties, uses, compounds of Nitrogen - Ammonia,
Oxides of Nitrogen, Nitric Acid - preparation, properties and uses.
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UNIT 13: Chemistry of Non-Metals - II
Boron - occurrence, isolation, physical and chemical properties, borax and
boric acid, uses of boron and its compounds.
Carbon, inorganic compounds of carbon - oxides, halides, carbides, elemental
carbon.
Silicon - occurrence, preparation and properties, oxides and oxyacids of
phosphorus, chemical fertililzers.
Sulphur - occurrence and extraction, properties and reactions, oxides,
Sulphuric acid - preparation, properties and uses, sodium thiosulphate.
Halogens - occurrence, preparation, properties, hydrogen halides, uses of
halogens.
Noble gases - discovery, occurrence and isolation, physical properties,
chemistry of noble gases and their uses.
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UNIT 14: Chemistry of lighter Metals
Sodium and Potassium - occurrence and extraction, properties and uses.
Important compounds - NaCl, Na2CO3, NaHCO3, NaOH, KCI, KOH.
Magnesium and calcium - occurrence and extraction, properties and uses.
Important compounds MgCl2, MgSO4, CaO, Ca(OH)2, CaCO3, CaSO4, plaster of paris
, Bleaching Powder.
Aluminium - occurrence, extraction, properties and uses, compounds - AlCl3,
alums. Cement.
Biological role of Sodium, Potassium, Magnesium and Calcium.
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UNIT 15: Heavy Metals
Iron - Occurrence and extraction, compounds of iron, oxides, halides,
sulphides, sulphate, alloy and steel.
Copper and silver - occurrence and extraction, properties and uses, compounds -
sulphides, halides and sulphates, photography.
Zinc and Mercury -occurrence and extraction, properties and uses, compounds
-oxides, halides; sulphides and sulphates
Tin and Lead - occurrence and extraction, properties and uses, compounds -
oxides, sulphides, halides.
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UNIT 16: Chemistry of Representative Elements
Periodic properties - Trends in groups and periods (a) Oxides-nature (b)
Halides-melting points (c) Carbonates and sulphates - solubility.
The chemistry of s and p block elements, electronic configuration, general
characteristic properties and oxidation states of the following :-
Group 1 elements - Alkali metals
Group 2 elements - Alkaline earth metals
Group 13 elements - Boron family
Group 14 elements - Carbon family
Group 15 elements - Nitrogen family
Group 16 elements - Oxygen family
Group 17 elements - Halogen family
Group 18 elements - Noble gases and Hydrogen
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UNIT 17: Transition Metals including Lanthanides
Electronic configuration: General characteristic properties, oxidation states
of transition metals. First row transition metals and general properties of
their compounds-oxides, halides and sulphides.
General properties of second and third row transition elements (Groupwise
discussion).
Preparation and reactions, properties and uses of Potassium dichromate and
Potassium permanganate. Inner Transition
Elements: General discussion with special reference to oxidation states and
lanthanide contraction.
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UNIT 18: Coordination Chemistry and Organo Metallics
Coordination compounds, Nomenclature : Isomerism in coordination compounds;
Bonding in coordination compounds, Werner's coordination theory. Applications
of coordination compounds.
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UNIT 19: Nuclear Chemistry
Nature of radiations from radioactive substances. Nuclear reactions;
Radioactive disintegration series; Artificial transmutation of elements;
Nuclear fission and Nuclear fusion: Isotopes and their applications: Radio
carbon-dating.
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UNIT 20 : Purification and Characterisation of Organic Compounds
Purification (crystallization, sublimation, distillation, differential
extraction, chromatography).
Qualitative analysis, detection of nitrogen, sulphur, phosphorus and halogens.
Quantitative analysis - estimation of carbon, hydrogen, nitrogen, halogens,
sulphur, phosphorus (basic principles only)
Determination of molecular mass - Silver salt method, cholroplatinate salt
method
Calculation of empirical formula and molecular formula.
Numerical problems in organic quantitative analysis, modern methods of
structure elucidation.
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UNIT 21: Some Basic Principles
Classification of Organic Compounds.
Tetravalency of Carbon. Homologous series. Functional groups- -C = C -, - C C
-, and groups containing halogen, oxygen, nitrogen and sulphur. General
introduction to naming organic compounds - Common names and IUPAC nomenclature
of alphatic, aromatic and Cyclic Compounds. Illustration with examples of
Compounds having not more than three same or different functional groups/atoms.
Isomerism - Structural and stereoisomerism (geometrical and optical). Chirality
- Isomerism in Compounds having one and two chiral Centres. Enantiomers,
diastereoisomers, racemic forms, racemisation & resolution.
Covalent bond fission - Homolytic and Heterolytic : free radicals carbocations
and carbanions. Stability of Carbocations and free-radicals. Electrophiles and
Nucleophiles.
Electron displacement in a covalent bond - inductive effect, electromeric
effect, resonance
Common types of organic reactions - Substitution, addition, elimination and
rearrangement reactions. Illustrations with examples.
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UNIT 22: Hyderocarbons
Classification. Sources of hydrocarbons:
Alkanes - General methods of preparation (from unsatmated hydrocarbons,
alkylhalides, aldehydes, ketones and carburoxylic acids). Physical properties
and reactions (Substitution, oxidation and miscellaneous). Conformations of
alkanes(ethane, popane butane) and cyclohexane, sawhorse and Newman
projections) - mechanism of halogaration of alkanes.
Alkanes and Alkynes - General methods of preparation physical properties,
Chemical reactions - Mechanism of electrophilic addition reactions in alkenes -
Markowni Koff's Rule, peroxide effect. Acidic character of alkynes.
Polymerisation of alkenes.
Aromatic hydrocarbons - Benzene and its homologues, Isomerism, Chemical
reactions of bonzene. Structure of bonzene, resonance. Directive influence of
substituents.
Petroleum - HydroCarbons from Petroleum, Cracking and reforming, quality of
gasoline - Octane number, gasoline additives.
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UNIT 23: Organic Compounds Containing Halogens
(Haloalkanes and Haloarenes)
Methods of preparation, physical properties and reactions.
Preparation, properties and uses of Chloroform and Iodoform,
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UNIT 24: Organic compounds containing Oxygen
General methods of preparation, correlation of physical properties with their
structures, chemical properties and uses of Alchols, polyhydric alcohols,
Ethers, aldehydes, ketones, carboxylic acids and their derivatives, Phenol,
Benzaldehyde and Benzoic acid - their important methods of preparation and
reactions. Acidity of carboxylic acids and phenol effect of substituents on the
acidity of carboxylic acids.
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UNIT 25: Organic Compounds Containing Nitrogen
(Cyanides, isocyanides, nitrocompounds and amines)
Nomenclature and classification of amines, cyanides, isocyanides,
nitrocompounds and their methods of preparation; correlation of their physical
properties with structure, chemical reactions and uses - Basicity of amines
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UNIT 26: Synthetic and Natural Polymers
Classification of Polymers, natural and synthetic polymers (with stress on
their general methods of preparation) and important uses of the following :
Teflon, PVC, Polystyrene, Nylon-66, terylene, Bakelite
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UNIT 27: Bio Molecules and Biological Processes
The Cell and Energy Cycle
Carbohydrates : Monosaccharides, Disaccharides, Polysaccharides
Amino acids and Peptides - Structure and classification.
Proteins and Enzymes - Structure of Proteins, Role of enzymes.
Nucleic Acids - DNA and RNA
Biological functions of Nucleic acids - Protein synthesis and replication
Lipids - Structure, membranes and their functions.
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UNIT 28: Chemistry in Action
Dyes, Chemicals in medicines (antipyretic, analgesic, antibiotics &
tranquilisers), Rocket propellants.
(Structural formulae non-evaluative)
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UNIT 29: Environmental Chemistry
Environmental pollutants; soil, water and air pollution; major atmospheric
pollutants; acid rain, Ozone and its reactions causing ozone layer depletion,
effects of the depletion of ozone layer, industrial air pollution.
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