CHEMISTRY HONOURS
Paper I (Theory) Physical Chemistry
Time - 3 hours FullMarks-50
In all nine questions are to be set - Question no I will be objective (10marks) and will screen the entire paper. Students will be required to answer
five question of which question I will be compulsory.
(I). Mathematical Concepts & Computer :-
(A) Mathematical Concepts:-
Logarethmic relations, curve sketchiry linear graphs & calculations of
slopes, Differentiation of functions like kx, e^x', Sin x, log x, maxima & minima partial differentiation & reciprocity relations. Integration of some useful /
relevant function. permutations & Combinations. Factorials, Probability
(B) Computers :-
General introduction to computers, different Components of a Computer,
hard ware & software, input-output devices, binary numbers & arithmatic,
introduction to Computer languages. Programming. Operating systems.
(II) Gaseous States :-
Postulates of Kinetic theory of gases, deviation form ideal behaviour,
Vander Walls equations of state.
Critical Phenonmena :-P.V. isotherms of real gases, Continuity of states,
Vander walls egn, relationship between Critical Constants & Vander Walls
Constants, the law of Corresponding state, reduced equation of State.
Molecular Velocities :- Root mean Square, average & most probable Velocities Qualitative discussion of the Maxwell's distribution of molecular
Velocities Collision number, mean free path & collision diameters.
(III) Solid State :-
Definition of space lattice, unitcell. Law of crystallograpbhy - (i) law of
constancy of inter facial angles angles (ii) Law of rationality of indices (iii)Law of Symmetry, Symmetry elements in crystals.X-ray diffraction by crystals Derivation of Bragge qn.
Determination of crystal Structure of NaCl. KCI & CSCI (Laue's method & power method).
(IV) Colloidal State:-
Definition of colloids Classification of colloids Solids in liquids (Sols)
properties-kinetic optical & electrieal, stabilily of colloids, protective action.
Hardy. Schulze law, gold humber.
Liquids in liquids (emulsions types of emulsions, preparation Emulsifier)
Liquids in Solids (gels : Classification preparation & properties, general
applications of coiloids.
(V) Chemicals Kinetics & Catalysis :
Chemical Kinetics & its Scopes rate of a reaction, factors infuencing the
rate of a reaction-concentration, temperature. pressure. solvent, light, catalyst,
Concentration dependence of rate: mathematical characleristics of simple
chemical reactions-zero order first order second order, Detemination of the
order of reaction-differential method of integration method of half life period
and isolation method.
Experimental methods of chemical kinetics, conductometric,
potentionetric, optical methods, polarimetry & spectrophotometer.
Theories of chemical kinetics. effect of temp. on rate of reaction.
Arrheniues equations, concept of activation energy.
Simple collision theory based on hard sphere model, transition state theory
(equilibrium hypothesis). Expression for the rate constant based on equilibrium
constant and thermodynamic aspects.
Catalysis, characteristics of catalysed reactions. Classification of catalysis,
miscellaneous examples. Enzyme catalysis.
PAPER-11 (THEORY) INORGANIC CHEMISTRY
Time - 3 hours
Full Marks - 50
In all nine questions are to be set. The question I will be objective (10
marks) and will screen to entire paper. Students will be required to answer five
questions of which Questions I will be compulsory.
(I.)Atomic Structure - Idea of Broglie matter waves Heisenberg's
uncertainly principle, atomic orbitals Schrodinger wave equation, significance
of vand w' quantum numbers, redial and angular wave functions and
probability distribution curves, shapes of s, p, and d orbitals. Aufbau and pauli
exclusion principles, Hund's
multiplicity rule, electronic configuration of the
elements, effective nuclear charge.
(II)Periodic properties - Atomic and ionic radii, ionization energy
electron affinity and electronegativity-definition, methods of detemination or
evaluation, trends in peredic table and applications in prediction and explaining
the chemical behaviour.
(III) Chemical Bonding
(A) Covalent Bond -
Valence bond theory and its limiations directional
characteristics of covalent bond, types of hybridization and shape of simple
inorganic molecules and ions. Valence shell electron pair repulsion (VSEPR)
theory to NH3, H2O, SF, CIF, ICI, and H,O, MO theory, homonuclear and
heteronuclear CO and NO)diatimic molecules, multicenter bonding in electron
deficient molecules, strength bond and bond energy, percentage ionic character
from dipole moment and electronegativity difference.
(B) Ionic Solids -
Ionic structures, radius ratio effect and coordination
number, limitation of radius ratio rule, lattice defects, semiconductors, lattice
energy and Born Haber cycle. solvation energy and solubility of ionic solids,
polarizing power and polarisability of ions, Fajan's rule. Metallic bound-free
electron, valance bond band theories.
(C) Weak interactions - Hydrogen bonding, vander Waals forces.
(IV) s-Block elements
Comparative study, diagonal relationships, sailent features of hydrides
solvation and complexation tendencies and introduction alkyls and aryls.
(V) p-Block Elements
Comparative study (including diagonal relationship) of groups 13-16
elements, compounds like hydrides, oxides, oxyacids and halides of groups
13-16, hydrides of boron-diboranne and higher boranes, borazine, borohydride,
fullerences, carbide, fluorocarbon, silicates, (structural principle), tetrasulphur
tetranitide. basic properties of halogens, interhalogens and polyhalides.
(VI) Acids and Base - Arrhenius, Bronsted-Lowry, Lux-Flood, Solvent
system and Lewis concepts of acids and bases.
PAPER-III (THEORY)ORGANIC CHEMISTRY
Time - 3 hours
Full Marks - 50
In all nine questions are to be set. The question no. 1 will be objective
(10 marks) and will screen the entire paper. Students will be required to answer five questions of which question I will be compulsory.
1. Bonding and structure -
Hybridisation (Sp3, Sp2 and Sp), Orbital
picture of Ethane. Ethane, Ethyne. Allene, 1, 3 Butadiene, Benzene, Conjuga-
tion and aromaticity, Bond angle, Bond energy Vanderwaal's interactions.
Structure of CH3+, CH3-, CH2-,
Hydrogen bond, Incluson compounds, Clatherates and charge transfer
complex.
2. Mechanim of Organic Reactions
Fission of Covalent bonds, Reaction intermediates Carbocation,
Carbanious, free radicals, Carbene arynes, ylides and nitrenes.
Formation and satlibity (Selectivity), reagents Electrophiles and nucleo-
philes (Formation and reactivity), Types of organic reactions-Kinetics, Energy conside actions, Kinetically and thermodynamically controlled products,
Methods of determing of reaction mechanism (Products, intermediates, Stereochemistry, Kinetics, Catalysis and solvent effects, substituent effects, isotope
effects).
Localised and delocalised bonds Resonanc Hyperconjugation, inductive
effect, Field effect, sterie effect. Mechanism of free radical halogenation of
alkanes, orientation, Dehydration of alcohols involving regioselectivity, Electrophilic addition to alkene, 1, 2 and 1. - 4 additions to butadiens,
Dehydrohalogeration of alkyl halides. Electrophilic and nucleophilic addition
to alkynes.
3. Synthetically usefull reactions and reagents
Ozonolysis, Hydration, Hydroxylation, Hydroboration and Oxidation with
KMnO4, KHO4, Pb(OAC)4, SeO2, & NBS.
Birch reduction, Diels Alder Reaction, Markowni-Koff's rule, Aldol Condensation Cannizzaaro Reaction, Pinacol-Pinacolone Rearrangement,
Hofmann bromamide Reaction.
4. Stereochemistry and Baeyer's strain theory.
5. Alcohol
Glycerol-Physical properties, Chemical Reactions and strcture, Allyl,
alcohol.
6. Organometallic Compounds
The Grignard Reagent and Organozine Compounds.
7. Organosulpher Compounds-Nomenuclature, Structural features, Meth-
ods of formation and chemical reactions of thiols and thioethers.
8. Aldehydes & Ketones-Methods of pereparation, important / reactions,
Polar nature of>C=0 group.
9. Monocarboxylic acids and Dicarboxylic acids.
10. Problem based on Ag Salt method, Chloroplatinic acid method and or-
ganic reactions.
11. Organic compounds containing 'N'atom Urea and Aliphatic amines.
CHEMISTRY HONS. PRACTICAL
Time : 3 Hours
Full Marks : 50
1. Qualitative inorganic analysis of mixtures Containing six radicals e.g.
those given below but one interfering redical must be there.
Basic radicals Ag+, Hg+ 2, Pb+2, Bi+3, Cd+2, S6+2, Sn+4, Fe+2, Al+2 ,Cr+2,
NI+2, co+2,CO+3, Zn+2, Mn+2 ,Ca+2, Ba+2, Sr+2, Mg+2, Na+, K+, NH4+,
Acid radicals : CO3^-2, SO4^-2,SO2^-2,S-2, NO3, NO4^-, Halides,
Oxalate, Acetate, Borate; Phosphate.
2. Preparation of organic compounds : (any one)
(a) Acetylation of salicyclic acid, aniline and p-toluidine
(b) Benzolyation : Preparation of benzanilide and benzoyl derivative
and of p-toluidine.
(c) Nitration : Preparation of p--nitroacetanilide, picric acid
m-dinitrobenzene.
(d) Reduction- paration of m-nitroaniline from m-adinitrobenzene and (ii) anthraquinone from anthracene.
(f) Esterification: Preparation of ethyl benzoate.
3. Viva and Note book. -10
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