Madhya Pradesh Board Chemistry Syllabus for Class 12


Madhya Pradesh Board Syllabus for Class 12 Chemistry

Chemistry syllabus for class XII of 2008-09 session

Time: 3 hours
Maximum Marks: 75 ( Theory)

 

Unit

Name of Unit

content

Marks

Periods

1

Solid State

Classification of solids based on different binding forces: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea), unit cell in two dimensional and three dimensional lattices, calculation of density of unit cell, packing in solids, voids, number of atoms per unit cell in a cubic unit cell, point defects, electrical and magnetic properties.

4

8

2

Solutions

Types of solutions, expression of concentration of solutions of solids in liquids, solubility of gases in liquids, solid solutions, colligative properties - relative lowering of vapour pressure, elevation of B.P., depression in freezing point, osmotic pressure, determination of molecular masses using colligative properties, abnormal molecular mass.

6

12

3

Electrochemistry

Redox reactions; conductance in electrolytic solutions, specific and molar conductivity variations of conductivity with dilution, Kohlrausch's Law, electrolysis and laws of electrolysis (elementary idea), Dry cell - electrolytic cells and galvanic cells; lead accumulator, EMF of a cell, standard electorde potential, Nernst equation and its application to chemical cells, fuel cells; corrosion.

6

12

4

Chemical kinetics

Rate of a reaction (average and instantaneous), factors affecting rate of reaction: concentration, temperature, catalyst; order and molecularity of a reaction; rate law and specific rate constant, integrated rate equations and half life (only for zero and first order reactions); concept of collision theory (elementary idea, no mathematical treatment)

Tempereature dependence of rate constant, Arrhenius equation, Activation energy,Threshold energy.

5

7

5

Surface chemistry

Adsorption - physisorption and chemisorption: factors affecting adsorption of gases on solids: catalysis: homogenous and heterogeneous, activity and selectivity: enzyme catalysis; colloidal state: distinction between true solutions, colloids and suspensions; lyophilic, lyophobic, multimolecular and macromolecular colloids; properties of colloids; Tyndall effect, Brownian movement, electrophoresis, coagulation; emulsions- types of emulsions.

4

9

6

Extraction of some metals and study of their important compounds

Occurrence and principles of extraction of aluminium, copper, zinc, iron and silver. Preparation, properties and uses of copper sulphate, silver nitrate, halides of mercury, steel, photography.

5

12

7

p - block elements I

Group 15 elements: General introduction, electronic configuration, occurrence, oxidation states, trends in physical and chemical properties; Nitrogen- preparation, properties and uses; compounds of nitrogen, preparation and properties of Ammonia and Nitric Acid, oxides of Nitrogen (structure only); Phosphorous- allotropic forms; compounds of phosphorous: preparation and properties of phosphine, halides (PCI3, PCI5) and oxo-acids (elementary idea only).

Group 16 elements: General introduction, electronic configuration, oxidation states,occurrence, trends in physical and chemical properties; dioxygen; preparation, properties and uses; simple oxides; ozone, Sulpur - allotropic forms; compounds of sulhur; preparation, properties and uses of sulhur dioxide; sulphuric acid, industrial process of manufacture, properties and uses, oxo - acids of sulphur (structures only), Hydrogen sulphide

5

10

8

p - block elements II

Group 17 elements : General introduction, electronic configuration, oxidation states, occurrence, trends in physical and chemical properties; compounds of halogens; preparation, properties and uses of chlorine, hydrochloric acid and bleaching powder, interhalogen compounds, oxo - acids of halogens (structures only).

Group 18 elements: General introduction, electronic configuration, occurrence, trends in physical and chemical properties, uses, xenon fluorides.

5

10

9

d - and f - block elements

General introduction, electronic configuration, occurrence and characteristics of transition metals, general trends in properties of the first row transition metals - metallic character, ionization enthalpy, oxidation states, ionic radii, color, catalytic property, magnetic properties, interstitial compounds, alloys formation. Preparation and properties of K2Cr2O7 and KmnO4.

Lanthanides - electronic configuration, oxidation states, chemical reactivity and lanthanide contraction.

Actinide - Electronic configuration, oxidation states.

6

10

10

Coordination chemistry

Coordination compounds - Introduction, ligands, coordination number, color, magnetic properties and shapes. IUPAC nomenclature of mono - nuclear coordination compounds, bonding; isomerism, importance of coordination compounds (in qualitative analysis, extraction of metals and biological systems), organo - metallic compounds.

4

8

11

Halo-Alkanes and Haloarenes

Halo Alkanes: Nomenclature, nature of C-X bond, physical and chemical properties, mechanism of substitution reactions.

Halo - Arenes: Nature of C-X bond, substitution reactions (directive influence of halogen for monosubstituted compounds only) Uses and environmental effects of - dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT, BHC.

4

7

12

Alcohol, Phenol and Ether

Alcohols: Nomenclature, methods of preparation, physical and chemical properties (of primary alcohols only); identification of primary, secondary and tertiary alcohols; mechanism of dehydration, uses, some important compounds- methanol and ethanol.

Phenols: Nomenclature; methods of preparation, physical and chemical properties, acidic
nature of phenol, electrophilic substitution reactions, uses of phenols. Ethers: Nomenclature, methods of preparation, physical and chemical properties, uses.

4

12

13

Aldehyde, Ketone and Carboxylic acids

Aldehydes and Ketones: Nomenclature, nature of carbonyl group, methods of preparation, physical and chemical properties and mechanism of nucleophilic addition, reactivity of alpha hydrogen in aldehydes; uses. Carboxylic Acids: Nomenclature, acidic nature, methods of preparation, physical and chemical properties; uses.

4

9

14

Organic compounds containing Nitrogen

Nitro compounds- Preparation and important chemical reactions.

Amines: Nomenclature, classification, structure, methods of preparation, physical and
chemical properties, uses, identification of primary, secondary and tertiary amines.

Cyanides and Isocyanides: Preparation, chemical reactions and important uses. Diazonium salts: Preparation, chemical reactions and importance in synthetic organic Chemistry.

3

7

15

Biomolecules

Carbohydrates - Classification (aldoses and ketoses), monosaccharides (glucose and fructose), oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose); importance.

Proteins - Elementary idea of α amino acids, essential amino acids, peptide bond, polypeptides, proteins, primary structure, secondary structure, tertiary structure and quaternary structure (qualitative idea only), denaturation of proteins; enzymes.

Vitamins - Classification and functions. Nucleic Acids: DNA & RNA.

5

13

16

I - Chemistry in every day life

 

II - Ancient Indian scientists and scientific institutions like Nalanda, Takshila University

 

(Kanad, Charak, Sushrut, Nagarjun, Vagbhat, Agasthian etc.)

I - Chemistry in everyday life:-

1. Chemicals in medicines - analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamine.


2. Names of Active ingredients found in various medicinal plants and its use in different diseases.

3. Chemicals in food - preservatives, artificial sweetening agents.

4. Cleansing agents - soaps and detergents, cleansing action

5. Insect repellents.

 

II Ancient Indian scientists and scientific institutions.

Scientists - (Kanad, Charak, Sushrut, Nagarjun, Vagbhatt, Agasthia etc.) Institutions Taksh Shilla and Nalanda Vishwa-Vidyalaya.

5

12

 

Practical Syllabus:-

Maximum Marks: 25

Micro-chemical methods are available for several of the practical experiments. Wherever possible such techniques should be used.

Projects -

 

A

Surface Chemistry

(a) Preparation of one lyophilic and one lyophobic sol.

Lyphilic sol - starch, Egg. albumin and gum.

Lyphobic sol - aluminium hydroxide, ferric hydroxide, arsenious sulphide.

(b) Dialysis of sol prepared in (a) above.

(c) Study of the role of emulsifying agent in stabilizing the emulsions of different oils.

B

Chemical Kinetics

(a) Effect of concentration and temperature on the rate of reaction between sodium thiosulphate and hydrochloric acid.

(b) Study of reaction rates of any one of the following:

i. Reaction of iodide ion with hydrogen peroxide at room temperature, using different concentrations of iodide ions.

ii. Reaction between potassium iodate, (KIO3) and sodium sulphite; (Na2SO3), using starch solution as indicator (clock reaction).

C

Thermochemistry

Any one of the following experiments

i. Enthalpy of dissolution of copper sulphate or potassium nitrate.

ii. Enthalpy of neutralization of strong acid (HCI) and strong base (NaOH).

iii. Determination of enthalpy change during interaction (Hydrogen bond formation) between

acetone and chloroform.

D

Electrochemistry

Variation of cell potential in Zn/Zn2+//Cu2+/Cu with change in concentration of electrolytes

(CuSO4 or ZnSO4) at room temperature.

E

Chromatography

i. Separation of pigments from extracts of leaves and flowers by paper chromatography

and determination of Rf values.

ii. Separation of constituents present in an inorganic mixture containing two cations only

(constituents having wide difference in Rf Values to be provided.)

F

Preparation of Inorganic Compounds

i. Preparation of double salt - ferrous ammonium sulphate or potash alum.

ii. Preparation of potassium ferric oxalate.

G

Preparation of Organic Compounds Preparation of any one of the following compounds

i. Acetanilide

ii. Di-benzal acetone

iii. p-Nitroacetanilide

iv. Aniline yellow or 2 - Naphthol aniline dye.

H

Test for unsaturation and functional groups present in organic compounds:

Alcoholic, phenolic, aldehydic, ketonic, carbozylic groups.

 

I

Study of carbohydrates, fats and proteins in pure form and detection of their presence

in given food stuffs.

 

J

Determination of concentration/molarity of KMnO4

solution by titrating it against a

standard solution of

(i) Oxalic acid Or H2SO4/HCl and NaOH/ Na2CO3 using phenolphthelniel as an indicator ((Neutralization reaction)

 

(ii) Ferrous ammonium sulphate.
(Students will be required to prepare standard solution by weighing).

K

Qualitative analysis

Determination of two cation and two anion in a given salt.

 

Cations – Pb2+, Cu2+, As3+, Al3+, Fe3+, Zn 2+, Mn2+, Ni2+, Co 2+,

Ba 2+, Sr 2+, Ca 2+, Mg 2+, NH4+

 

Anions – CO 3 2-, S2-, SO32-, SO4-2-, NO2-, NO3-, Cl-, Br-, I-,

CH3COO-, PO43-, C2O42-

 

(Note : Insoluble salts excluded)

 

 

Additional Suggested Projects -

Scientific investigations involving laboratory testing and collecting information from other
sources.

 

A Few suggested Projects :-

 

* Study of presence of oxalate ions in guava fruit at different stages of ripening.

 

* Study of quantity of casein present in different samples of milk.

 

* Preparation of soya bean milk and its comparison with the natural milk with respect to curd

formation, effect of temperature, etc.

 

* Study of the effect of potassium bi sulphate as food preservative under various conditions.(temperature, concentration, time etc.)

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