VITEEE 2015 Chemistry - VITEEE 2015 Biology

"VITEEE 2015 Chemistry

$$$$$ VITEEE 2015 Chemistry $$$$ for admission call 09791142816 $$$$

VITEEE 2015 Chemistry

1. Atomic Structure:

Bohr’s atomic model-Sommerfeld’s extension of atomic structure; Electronic configuration and
Quantum numbers; Shapes of s,p,d,f orbitals - Pauli’s exclusion principle - Hund’s Rule of
maximum multiplicity- Aufbau principle. Emission spectrum, absorption spectrum, line spectra
and band spectra; Hydrogen spectrum – Lyman, Balmer, Paschen, Brakett and Pfund series;
deBroglie’s theory; Heisenberg’s uncertainty principle – wave nature of electron – Schrodinger
wave equation (No derivation). Eigen values and eigen functions. Hybridization of atomic orbitals
involving s,p,d orbitals.

2. p,d and f – Block Elements:

p-block elements – Phosphorous compounds; PCl3, PCl5 – Oxides. Hydrogen halides, Inter
halogen compounds. Xenon fluoride compounds. General Characteristics of d – block
elements – Electronic Configuration – Oxidation states of first row transition elements and
their colours. Occurrence and principles of extraction: Copper, Silver, Gold and Zinc.
Preparation, properties of CuSO4, AgNO3 and K2Cr2O7.
Lanthanides – Introduction, electronic configuration, general characteristics, oxidation state –
lanthanide contraction, uses, brief comparison of Lanthanides and Actinides.

3. Coordination Chemistry and Solid State Chemistry

Introduction – Terminology in coordination chemistry – IUPAC nomenclature of mononuclear
coordination compounds. Isomerism, Geometrical isomerism in 4-coordinate, 6-coordinate
complexes. Theories on coordination compounds – Werner’s theory (brief), Valence Bond
theory. Uses of coordination compounds. Bioinorganic compounds (Haemoglobin and
chlorophyll).
Lattice – unit cell, systems, types of crystals, packing in solids; Ionic crystals – Imperfections
in solids – point defects. X-Ray diffraction – Electrical Property, Amorphous solids (elementary
ideas only).

4. Thermodynamics, Chemical Equilibrium and Chemical Kinetics

I and II law of thermodynamics – spontaneous and non spontaneous processes, entropy,
Gibb’s free energy – Free energy change and chemical equilibrium – significance of entropy.
Law of mass action – Le Chatlier’s principle, applications of chemical equilibrium. Rate
expression, order and molecularity of reactions, zero order, first order and pseudo first order
reaction – half life period. Determination of rate constant and order of reaction . Temperature
dependence of rate constant – Arrhenius equation, activation energy.

5. Electrochemistry

Theory of electrical conductance; metallic and electrolytic conductance. Faraday’s laws –
theory of strong electrolytes – Specific resistance, specific conductance, equivalent and molar
conductance – Variation of conductance with dilution – Kohlrausch’s Law – Ionic product of
water, pH and pOH – buffer solutions – use of pH values. Cells – Electrodes and electrode
potentials – construction of cell and EMF values, Fuel cells, Corrosion and its prevention.

6. Isomerism in Organic Compounds

Definition, Classification – structural isomerism, stereo isomerism – geometrical and optical
isomerism. Optical activity- chirality – compounds containing chiral centres – R – S notation,
D – L notation.

7. Alcohols and Ethers

Nomenclature of alcohols – Classification of alcohols - distinction between 10, 20 and 30
alcohols – General methods of preparation of primary alcohols, properties. Methods of
preparation of dihydric alcohols: Glycol – Properties – Uses. Methods of preparation of
trihydric alcohols - Properties – Uses. Aromatic alcohols – preparation and properties of
phenols and benzyl alcohol.
Ethers – Nomenclature of ethers – general methods of preparation of aliphatic ethers -
Properties – Uses. Aromatic ethers – Preparation of Anisole – Uses.

8. Carbonyl Compounds

Nomenclature of carbonyl compounds – Comparison of aldehydes and ketones. General
methods of preparation of aldehydes – Properties – Uses. Aromatic aldehydes – Preparation of
benzaldehyde – Properties and Uses. Ketones – general methods of preparation of aliphatic
ketones (acetone) – Properties – Uses. Aromatic ketones – preparation of acetophenone –
Properties – Uses, preparation of benzophenone – Properties. Name reactions; Clemmenson
reduction, Wolff – Kishner reduction, Cannizzaro reaction, Claisen Schmidt reaction, Benzoin
Condensation, aldol Condensation. Preparation and applications of Grignard reagents.

9. Carboxylic Acids and their derivatives

Nomenclature – Preparation of aliphatic monobarboxylic acids – formic acid – Properties –
Uses. Monohydroxy mono carboxylic acids; Lactic acid – Synthesis of lactic acid. Aliphatic
dicarboxylic acids; Preparation of oxalic and succinic acid. Aromatic acids; Benzoic and
Salicylic acid – Properties – Uses. Derivatives of carboxylic acids; acetyl chloride (CH3COCl) –
Preparation – Properties – Uses. Preparation of acetamide, Properties – acetic anhydride –
Preparation, Properties. Preparation of esters – methyl acetate – Properties.

10. Organic Nitrogen Compounds

Aliphatic nitro compounds – Preparation of aliphatic nitroalkanes – Properties – Uses.
Aromatic nitro compounds – Preparation – Properties – Uses. Distinction between aliphatic
and aromatic nitro compounds. Amines; aliphatic amines – General methods of preparation –
Properties – Distinction between 10, 20 and 30 amines. Aromatic amines – Synthesis of
benzylamine – Properties, Aniline – Preparation – Properties – Uses. Distinction between
aliphatic and aromatic amine. Aliphatic nitriles – Preparation – properties – Uses. Diazonium
salts – Preparation of benzene diazoniumchloride – Properties.

11. Biomolecules

Carbohydrates – distinction between sugars and non sugars, structural formulae of glucose,
fructose and sucrose, with their linkages, invert sugar – definition, examples of oligo and
polysaccharides,
Amino acids – classification with examples, Peptides-properties of peptide bond,
Lipids - Definition, classification with examples, difference between fats, oils and waxes.

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