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syllabus for panjab university ocet entrance test in chemistry

Originally Posted by ANJALI BATRA

syllabus for panjab university ocet entrance test in chemistry

1. THERMODYNAMICS AND THERMOCHEMISTRY
Law of conservation of energy - Mechanical work done. Isothermal and adiabatic changes - concept
of enthalpy - enthalpy of reaction, formation, solution, combustion, transition and
neutralisation - constancy of enthalpy of neutralisation of a strong acid and a strong base
Thermochemical equations - Laplace - Lavoisier law - Hess's law. Problems
2. CHEMICAL EQUILIBRIUM
Law of mass action, application of law of mass action to the following systems:
i) 2HI <==> H2 + I2
ii) N2 + 3H2 <==> 2NH3
Derivation of KP for both reactions
Le-Chatelier's principle and its application to the synthesis of Ammonia.
Free energy change - standard free energies - Idea of a system tending to attain a state of
minimum free energy and maximum entropy. Relationship between free energy change and equilibrium
constant. Problems
3. REACTION KINETICS
Order and molecularity of a reaction. Derivation of the equation for the velocity constant of a
first order reaction - Half life period - Relationship between half life period and order of the
reaction - Experimental study of the acid hydrolysis of methyl acetate.
Influence of temperature on the velocity of a reaction - Arrhenius theory - Arrhenius factor and
energy of activation. Problems
4. SURFACE CHEMISTRY
· Adsorption - Distinction between adsorption and absorption. Types of adsorption - adsorption of
gases on solids.
· Colloids - Distinction between colloids and crystalloids - classification, preparation of
colloids (electrical and chemical methods, one method each), Purification by dialysis -
Properties: Tyndall effect and Brownian movement. Application in food, medicine, precipitaion of
smoke.
· Catalysis - Characteristics - Influence of catalyst on reaction path. Theories of catalysis
(Intermediate compound theory and adsorption theory)
5. ELECTROCHEMISTRY
· Arrhenius theory of electrolytic dissociation - merits and demerits. Ionic conduction by
migration. Definition of specific, equivalent and molar conductivities - strong and weak
electrolytes.
· Acids and bases - Bronsted - Lowry concept - Lewis concept. Acid-Base equilibrium, Hydrogen ion
concentration - pH scale - pK values.
· Buffers - Buffer equation (Henderson's equation to be assumed). Importance of buffer solutions.
· Ionic equilibrium - solubility product, common ion effect. Applications of solubility product
in qualitative analysis.
· Electrode potential - Nernst equation to be assumed, Standard electrode potential - Hydrogen
electrode - Electro-chemical series and its significance - corrosion of metals.
· Problems
6. SOLIDS
Types of solids - radius ratio (r+ / r-), coordination number - unit cell. Structure of ionic
crystals. Ionic radii - imperfections in solids - superconductivity.
7. RADIOACTIVITY
· Natural radioactivity - Properties of alpha, beta and gamma radiations - rate of disintegration
- Half life period - Isotopes - separation by thermal diffusion method.
· Artificial radioactivity - Rutherford's artificial nuclear reaction.
7N14 + 2He4Y8O17 + 1H1
Explanation of artificial radioactivity using
13Al27 + 2He4 Y15P30 + 0n1
15P30 Y 14Si30 + +1e0
Preparation and uses of artificial radioactive isotopes - Co60, I131, P32 and Na24
Radioactive dating, Elementary account of fission and fusion.
8. METALLURGY
General principles of metallurgy - Concentration of ores (gravity process, magnetic separation
and froth flotation) - Extraction of crude metal (pyrometallurgy, hydrometallurgy and
electro-metallurgy), Refining (Liquation, poling, electrolytic method)
Occurrence, extraction, properties and uses of Sodium, Copper, Aluminium and Iron. Role of iron
and sodium in biological systems. Manufacture of steel by LD process, Properties of steel (carbon
content) Heat treatment - alloy steels.
9. COORDINATION COMPOUNDS
Postulates of Werner's theory - Sidgwick's interpretation - concept of EAN using Potassium
ferrocyanide, potassium ferricyanide and cuprammonium sulphate.
10. MANUFACTURE, properties, uses of Sodium hydroxide (Nelson's cell), Sodium Carbonate - Alum.
11. ORGANIC CHEMISTRY
· Preparation, Properties and Uses of the following:
· Alkyl halides 1) Ethyl bromide and isopropyl chloride 2) Vinyl chloride
· Aromatice halogen compounds: 1) Chlorobenzene and benzyl chloride, comparison of reactives with
alkyl halides. 2) Grignard reagent and its synthetic applications.
· Alcohols - Ethyl alcohol (Manufacture from molasses), Benzyl alcohol
· Phenol
· Aldehydes and ketones - Formaldehyde, Acetaldehyde, Benzaldehyde, Acetone, Acetophenone.
· Acids - Formic, Acetic, Benzoic, Salicylic acids.
· Esters - Ethyl acetate, Ethyl benzoate
· Amines - Methylamine, Aniline
12. POLYMERS
Classification - Synthetic and natural, preparation and uses of polythene, nylon, terylene.
Natural rubber.
13. CARBOHYDRATES
Classification - Monosaccharides - open and ring structure of glucose, fructose, galactose
Oligosaccharides - Ring structure of sucrose, maltose and lactose
Polysaccharides - Partial representation of structure of cellulose, starch and glycogen -
Carbohydrates as a source of energy.
14. OILS AND FATS
Chemical nature of fatty acids - saturated and unsaturated fatty acids - Examples. Triglycerides
- General structure of triglycerides - Hydrolysis with acid and saponification.
Rancidity - Refining and hydrogenation of oils - drying oils.
15. PROTEINS
Amino acids as building units of proteins. General structure of amino acids such as glycine,
alanine, serine, cysteine, aspartic acid, lysine, tyrosine, peptide linkage. Functional
properties of proteins as enzymes, antibodies, transport agents, biochemical messengers
(hormones-insulin and oxytocin) and structural material.
16. NUCLEIC ACIDS
Types - DNA and RNA - Components - purine and pyrimidine bases, sugars and phosphates -
Biological importance of nucleic acids.
17. CHEMOTHERAPY
Antipyretics - Aspirin, Antibiotics - Penicillin, Analgesics - Paracetamol
Antiseptic - chloroxylenol (dettol), Antimalarial - chloroquine Tranquilizers - Barbituric acid
· Structure and uses of the above.

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