CBSE Class 12 Chemistry Syllabus 2023 For Term 1 and Term 2

Unit III: Electrochemistry

Redox reactions, EMF of a cell, standard electrode potential, Nernst equation and its application to chemical cells, Relation between Gibbs energy change and EMF of a cell, conductance in electrolytic solutions, specific and molar conductivity, variations of conductivity with concentration, Kohlrausch’s Law, electrolysis. 

Unit IV: 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).

Unit V: Surface Chemistry

Adsorption – physisorption and chemisorption, factors affecting adsorption of gases on solids, colloidal state: the distinction between true solutions, colloids, and suspension; lyophilic, lyophobic, multi-molecular and macromolecular colloids; properties of colloids; Tyndall effect, Brownian movement, electrophoresis, coagulation. 

Unit VIII: 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, and alloy formation.
Lanthanoids – Electronic configuration, oxidation states, and lanthanoid contraction and its consequences. 

Unit IX: Coordination Compounds

Coordination compounds – Introduction, ligands, coordination number, color, magnetic properties and shapes, IUPAC nomenclature of mononuclear coordination compounds. Bonding, Werner’s theory, VBT, and CFT.

Unit XII: Aldehydes, Ketones and Carboxylic Acids 

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

Unit XIII: Amines

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

CBSE Syllabus For Class 12 Chemistry Practicals along with Marking Scheme 2023 For Term 1 & Term 2

Check out the term-wise CBSE Syllabus For Class 12 Chemistry Practicals along with its marking scheme from the table below:

CBSE Syllabus For Class 12 Chemistry Practicals 2023 For Term 1 & Term 2
Evaluation Scheme for Examination	Marks for Term 1	Marks for Term 2
Volumetric Analysis	04	04
Salt Analysis	04	04
Content Based Experiment	02	02
Project Work and Viva	–	05
Class record and Viva	5	–
Total	15	15

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

A. Surface Chemistry

• (a) Preparation of one lyophilic and one lyophobic sol 
  • Lyophilic sol-starch, egg albumin, and gum 
  • Lyophobic sol – aluminum hydroxide, ferric hydroxide, arsenious sulfide.
• (b) Dialysis of sol-prepared in (a) above.
• (c) Study of the role of emulsifying agents in stabilizing the emulsion 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 ions 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) Determine 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 large differences in Rf values to be provided). 

F. Preparation of Inorganic Compounds

Preparation of double salt of Ferrous Ammonium Sulphate or Potash Alum. Preparation of Potassium Ferric Oxalate. 

G. Preparation of Organic Compounds

Preparation of any one of the following compounds

• i) Acetanilide
• ii) Di -benzalAcetone
• iii) p-Nitroacetanilide
• iv) Aniline yellow or 2 – Naphthol Aniline Dye. 

H. Tests for the functional groups present in organic compounds: 

Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic, and amino (Primary) groups.

I. Characteristic tests of carbohydrates, fats, and proteins in pure samples and their detection in given foodstuffs.

J. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:

• i) Oxalic acid,
• ii) Ferrous Ammonium Sulphate

(Students will be required to prepare standard solutions by weighing themselves).

K. Qualitative analysis

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

• Cation : Pb2+, Cu2+ As3+, Aℓ3+, Fe3+, Mn2+, Zn2+, Cu2+, Ni2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4
• Anions: (CO3)2-, S2-, (SO3)2-, (NO2)-, (SO4)2-, Cℓ-, Br-, I-, PO3- , (C2O4)2-, CH3COO-,NO3

(Note: Insoluble salts excluded)

CBSE 12th Chemistry Projects 2023 For Term 1 & Term 2

Scientific investigations in CBSE Syllabus For Class 12 Chemistry involving laboratory testing and collecting information from other sources

A few suggested Projects:

• Study of the presence of oxalate ions in guava fruit at different stages
• Study of quantity of casein present in different samples
• Preparation of soybean milk and its comparison with natural milk with respect to curd formation, the effect of temperature, etc.
• Study the effect of Potassium Bisulphate as a food preservative under various conditions (temperature, concentration, time, etc.)
• Study of digestion of starch by salivary amylase and effect of pH and temperature
• Comparative study of the fermentation rate of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
• Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), and Illaichi(cardamom).
• Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, chili powder, and pepper.
• Note: Any other investigatory project, which involves about 10 periods of work, can be chosen with the approval of

Other Important Links Related To CBSE Class 12 Chemistry 2023 For Term 1 & Term 2

Download Chapter-Wise NCERT Textbooks For CBSE Class 12 Chemistry 2023 For Term 1 & Term 2

You can download the complete Chapter-wise NCERT Textbook for Class 12 Chemistry in Hindi and English Medium from the links below.

• CBSE Science Class 12 Chemistry Part 1 in English
• CBSE Science Class 12 Chemistry Part 2 in English
• CBSE Science Class 12 Chemistry Part 1 in Hindi
• CBSE Science Class 12 Chemistry Part 2 in Hindi

Here you can download Chapter-wise NCERT Textbook for Class 12 Chemistry for Hindi and English Medium.

Download Chapter-Wise Class 12 NCERT Chemistry Textbooks PDF For English Medium 2023 For Term 1 & Term 2

Here we are providing the chapter-wise NCERT Class 12 Chemistry Textbooks PDF. You can read it online or download it easily.

Class 12 Chemistry Part-1 

• Unit 1 The Solid State
• Unit 2 Solutions
• Unit 3 Electrochemistry
• Unit 4 Chemical Kinetics
• Unit 5 Surface Chemistry
• Unit 6 General Principles and Processes of Isolation of Elements
• Unit 7 The p -Block Elements
• Unit 8 The d- and f – Block Elements
• Unit 9 Coordination Compounds

Class 12 Chemistry Part-2 

• Unit 10 Haloalkanes and Haloarenes
• Unit 11 Alcohols, Phenols, and Ethers
• Unit 12 Aldehydes, Ketones, and Carboxylic Acids
• Unit 13 Amines
• Unit 14 Biomolecules
• Unit 15 Polymers
• Unit 16 Chemistry in Everyday Life

Download Chapter-Wise Class 12 NCERT Chemistry Textbooks PDF For Hindi Medium 2023 For Term 1 & Term 2

Here we are providing the chapter-wise NCERT Class 12 Chemistry Textbooks PDF. You can read it online or download it easily.

रासांयन भाग 1

• एकक 1 ठोस अवस्था
• एकक 2 विलयन
• एकक 3 वैद्युतरसायन
• एकक 4 रासायनिक बलगतिकी
• एकक 5 पृष्ठ रसायन
• एकक 6 तत्वों वेफ निष्कर्षण के सिद्धांत एवं प्रक्रम
• एकक 7 p ब्लॉक के तत्व
• एकक 8 d एवं f ब्लॉक के तत्व
• एकक 9 उपसहसंयोजन यौगिक

रासांयन भाग 2

• एकक 10 हैलोऐल्वेफन तथा हैलोऐरीन
• एकक 11 अलकोहल, फीनॉल एवं ईथर
• एकक 12 ऐल्डिहाइड, कीटोन एव कार्बोक्सिलिक अम्ल
• एकक 13 ऐमीन
• एकक 14 जैव-अणु
• एकक 15 बहुलक
• एकक 16 दैनिक जीवन में रसायन

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