CBSE Class 11 Chemistry Term-wise Revised syllabus 2021-22_00.1
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CBSE Class 11 Chemistry New Term-wise Revised syllabus 2021-22

CBSE Class 11th Chemistry Term-wise Revised syllabus 2021-22: Pdf Download

The first step towards the preparation of any exam is to gain the knowledge of its syllabus. Chemistry syllabus is very great in size and the students are put forward to revise the whole syllabus without gambol anything as all the topics are of much importance from the exam point of view. The syllabus of chemistry has live through many changes over the years and the students must check the latest syllabus for the same. Here, we provides the students the complete and the latest detail related to the CBSE class 11 Chemistry syllabus 2021-2022 for term 1 and term 2.

Chemistry is an important subject of CBSE Class 11. The concept and topics should be thorough by the students in order to tiptoe with the concepts in Class 12. If the base of subject is clear, then the theory and problems can easily be resolved. The syllabus of class 11 Chemistry has not been amend as no new topics have been added to it by the board.
CBSE Class 11 Chemistry Term-wise Revised syllabus 2021-22_60.1To Become Star Performer in Board Exams,

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Overview of CBSE Class 11 Chemistry Term-wise Revised syllabus 2021-2022

Chemistry in class 11 is one of the important and interesting subjects which is to be covered in the board examinations. The basic concept in Class 11 Chemistry syllabus is building up for the betterment for further classes. The syllabus also covers the experiments which are essential for the practical classes.

Unit wise CBSE Chemistry Syllabus Class 11 2021-2022

The class 11 Chemistry subject syllabus divided into 14 different units. Candidates can check all these units and topics that they encompass from below.

CBSE Class 11 Syllabus: Unit-wise Marks Distribution
No. Title No. of Periods Marks
I Some Basic concepts of Chemistry 12 11
II Structure of Atom 14
II Classification of Elements and Periodicity in Properties 08 04
IV Chemical Bonding and Molecular Structure 14 21
V States of Matter: Gases and Liquids 12
VI Chemical Thermodynamics 16
VII Equilibrium 14
VIII Redox Reaction 06 16
IX Hydrogen 08
X s-Block Elements 10
XI Some p-Block Elements 14
XII Organic Chemistry: Some Basic Principles and Techniques 14 18
XIII Hydrocarbons 12
XIV Environmental Chemistry 06
Total 160 70

 

Out of 100 marks, the remaining 20 marks are covered by the internal assessment which are undertaken by the practical exams.

 Click Here: CBSE Termwise Syllabus 2021-22. (All Streams)

Unit-wise detailed CBSE syllabus for class 11 Chemistry Term-wise Revised syllabus 2021-2022

Unit-1: Some Basic concepts of Chemistry

General Introduction: Importance and scope of Chemistry

Nature of matter, laws of chemical combination, Dalton’s atomic theory: concept of elements, atoms and molecules.

Atomic and molecular masses, mole concept and molar mass, percentage composition, empirical and molecular formula, chemical reactions, stoichiometry and calculations based on stoichiometry.

Unit II: Structure of Atom

Discovery of electron, proton and neutron, atomic number, isotopes and isobars. Thomson’s model and its limitation. Rutherford’s model and its limitations. Bohr’s model and its limitations, concept of shells and subshells, dual nature of matter and light, de Broglie’s relationship, Heisenberg uncertainity principle, concept of orbitals, quantum number, shapes of s, p and d orbitals, rules for filling electrons in orbitals – Aufbau’s principle, Pauli’s exclusion principle and Hund’s rule, electronic configuration of atoms, stability of half-filled and completely filled orbitals.

Unit III: Classification of elements and Periodicity in Properties

Signification of classification, brief history of the development periodic table, modern periodic law and the present form of periodic table, periodic trends in properties of elements – atomic radii, ionic radii, inert gas radii, ionisation enthalpy, electron gain enthalpy, electronegativity, valency. Nomenclature of elements with atomic number greater than 100.

Unit IV: Chemical Bonding and Molecular Structure

Valence electrons, ionic bond, covalent bond, bond parameters, Lewis structure, polar character of covalent bond, covalent character of ionic bond, valence bond theory, resonance, geometry of covalent molecules, VSEPR theory, concept of hybridisation, involving s, p and d orbitals and shapes of some simple molecules, molecular orbital theory of homonuclear diatomic molecules, Hydrogen bond.

Unit V: States of Matter: Gases and Liquids

Three stage of matter, intermolecular interactions, types of bonding, melting and boiling points, role of gas law in elucidating the concept of molecule, Boyle’s law, Charles law, Gay Lussac law, Avogadro’s law, ideal behaviour, empirical derivation of gas equation, Avogadro’s number, ideal gas equation. Deviation from ideal behaviour, liquefaction of gases, critical temperature, kinetic energy and molecular speeds, Liquid states – vapour pressure, viscosity and surface tension.

Unit VI: Chemical Thermodynamics

Concepts of system and types of system, surrounding, work, heat, energy, extensive and intensive properties, states functions. First law of thermodynamics – internal energy and enthalpy, heat capacity and specific heat, measurement of U and H, Hess’s law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomisation, sublimation, phase transition, ionisation, solution and dilution. Second law of thermodynamics. Introduction of enthalpy as state function, Gibb’s energy change for spontaneous and non-spontaneous processes, criteria for equilibrium. Third law of thermodynamics.

Unit VII: Equilibrium

Equilibrium in physical and chemical processes, dynamic nature of equilibrium, law of mass action, equilibrium constant, factors affecting equilibrium – Le Chatelier’s principle, ionic equilibrium – ionization of acids and bases, strong and weak electrolytes, degree of ionization, ionization of poly basic acids, acid strength, concept of pH, hydrolysis of salts, buffer solution, Henderson Equation, solubility product, common ion effect.

Unit VII: Redox Reactions

Concept of oxidation and reduction, redox reactions, oxidation number, balancing redox reactions, in terms of loss and gain of electrons and change in oxidation number, applications of redox reactions.

Unit IX: Hydrogen

Position of hydrogen in periodic table, occurrence, isotopes, preparation, properties and uses of hydrogen, hydrides-ionic covalent and interstial; physical and chemical properties of water, heavy water, hydrogen peroxide – preparation, reactions and structure and use; hydrogen as a fuel.

Unit X: s-Block Elements

Group 1 and Group 2 Elements

General introduction, electronic configuration, occurrence, anomalous properties of the first element of each group, diagonal relationship, trends in the variation of properties, trends in chemical reactivity with oxygen, water, hydrogen and halogens, uses.

Preparation and properties of some important compounds:

Sodium carbonate, sodium chloride, sodium hydroxide and sodium hydrogen carbonate, biological importance of sodium and potassium. Calcium oxide and calcium carbonate and their industrial uses, biological importance of magnesium and calcium.

Unit XI: Some p-Block Elements

General introduction to p-Block elements

Group 13 Elements:

General introduction, electronic configuration, occurrence, variation in properties, oxidation state, trends in chemical reactivity, anomalous properties of first element of the group, boron – physical and chemical properties, some important compounds: borax, boric acid, boron hydrides, aluminium: reactions with acid and alkalies, uses.

Group 14 Elements:

General introduction, electronic configuration occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous behaviour of first elements. Carbon catenation, allotropic forms, physical and chemical properties; uses of some important compounds: oxides. Important compounds of silicon and a few uses: silicon tetrachloride, silicones, silicates and zeolites, their uses.

Unit XII: Organic Chemistry: Some basic properties and techniques

General introduction, methods of purification, qualitative and quantitative analysis, classification and IUPAC nomenclature of organic compounds. Electronic displacement in a covalent bond: inductive effect, electromeric effect, resonance and hyperconjugation. Homolytic and heterolytic fission of a covalent bond: free radicals, carbocations, carbanions, electrophiles and nucleophiles, types of organic reactions.

Unit XIII: Hydrocarbons

Classification of hydrocarbons

Aliphatic hydrocarbons:

Alkanes – Nomenclature, isomerism, conformation, physical properties, chemical reactions including free radical mechanism of halogenation, combustion and pyrolysis.

Alkenes – Nomenclature, structure of double bond, geometrical isomerism, physical properties, method of preparation, chemical reactions: addition of hydrogen, halogen, water, hydrogen halides, ozonolysis, oxidation, mechanism of electrophilic addition.

Alkynes – Nomenclature, structure of triple bond, physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reaction of – hydrogen, halogens, hydrogen halides and water.

Aromatic hydrocarbons:

Introduction, IUPAC nomenclature, benzene: resonance, aromaticity, chemical properties: mechanism of electrophilic substitution. Nitration, sulphonation, halogenation, Friedel Craft’s alkylation and acylation, directive influence of functional group in monosubstituted benzene. Carcinogenicity and toxicity.

Unit Xiv: Environmental Chemistry

Environmental pollution – air, water and soil pollution, chemical reactions in atmosphere, smog, major atmospheric pollutions, acid rain, ozone and its reactions, effects of depletion of ozone layer, greenhouse effect and global warming – pollution due to industrial wastes, green chemistry as an alternative tool for reducing pollutions, strategies for control of environmental pollution.

CBSE Term wise Revised Syllabus Class 11 Chemistry 2021-22 For Term 1 & Term 2

 

EVALUATION SCHEME
THEORY
S No. Units (Term I) Periods Marks
1 Some basic Concepts of Chemistry 10 11
2 Structure of Atom 12
3 Classification of Elements and Periodicity in Properties 6 4
4 Chemical Bonding and Molecular structure 14 6
5 Redox Reactions 4
6 Hydrogen 4 5
7 Organic Chemistry: Some basic Principles and Techniques 10 9
Total 60 35

 

PRACTICALS

Practices should be conducted alongside the concepts taught in theory classes.

TERM – I

LIST OF EXPERIMENTS

A 15-mark practical would be conducted under the supervision of subject teacher. This would contribute to the overall practical marks for the subject.

Evaluation Scheme
S No. Practical Marks
1 Volumetric analysis 8
2 Content based experiment 2
3 Class record and viva 5
total 15

 

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

  1. Basic Laboratory Techniques
  2. Cutting glass tube and glass rod
  3. Bending a glass tube
  4. Drawing out a glass jet
  5. Boring a cork
  6. Characterization of Chemical Substances
  7. Determination of melting point of an organic compound.
  8. Determination of boiling point of an organic compound.
  9. Quantitative Estimation
  10. Using a mechanical balance/electronic balance.
  11. Preparation of standard solution of Oxalic acid.

iii. Determination of strength of a given solution of Sodium hydroxide by titrating it against

standard solution of Oxalic acid.

  1. Preparation of standard solution of Sodium carbonate.
  2. Determination of strength of a given solution of hydrochloric acid by titrating it against

standard Sodium Carbonate solution.

Term – II

 

S No. Unit Periods Marks
1 Sates of Matter: Gases and Liquids 9 15
2 Chemical Thermodynamics 14
3 Equilibrium 12
4 s-Block Elements 5 11
5 Some p-Block Elements 9
6 Hydrocarbons 10 9
  TOTAL 59 35

 

LIST OF EXPERIMENTS

At the end of term II, a 15 marks practical would be conducted under the supervision of subject teacher.

EVALUATION  SCHEME
S No.  Practicals Marks
1 Salt Analysis 8
2 Content Based Experiment 2
3 Project Work and Viva 5
TOTAL 15

 

  1. Qualitative Analysis (Marks 8)
  2. Determination of one anion and one cation in a given salt

Cations- Pb2+, Cu2+, As3+, Al3+, Fe3+, Mn2+, Ni2+, Zn2+, Co2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4+

Anions – (CO3)2- , S2- , NO2- , SO3*2- , SO4*2- , NO3-, Cl-, Br-, I-, PO4*3- , C2O4*2, CH3COO-

(Note: Insoluble salts excluded)

  1. Detection of -Nitrogen, Sulphur, Chlorine in organic compounds.
  2. Crystallization of impure sample of any one of the following: Alum, Copper Sulphate, Benzoic

Acid. (Marks 2)

PROJECTS scientific investigations involving laboratory testing and collecting information from other sources.

 

CBSE New Syllabus For Class 12 & 11 2021-2022

CBSE Class 12 New Syllabus 2021-22 CBSE Class 11 New Syllabus 2021-22
Class 12 Maths Class 11 Maths
Class 12 Physics Class 11 Physics
Class 12 Chemistry Class 11 Chemistry
Class 12 Biology Class 11 Biology
Class 12 Economics Class 11 Economics
Class 12 Accountancy Class 11 Accountancy
Class 12 History Class 11 History
Class 12 Geography Class 11 Geography
Class 12 Political Science Class 11 Political Science
Class 12 English Class 11 English

 

CBSE New Syllabus Class 9 & 10 For 2021-2022

CBSE Class 10 New Syllabus 2021-22 CBSE Class 9 New Syllabus 2021-22
Class 10 Maths Class 9 Maths
Class 10 Science Class 9 Science
Class 10 Social Science Class 9 Social Science
Class 10 English Class 9 English

 

 

FAQs

  1. Why is it important for students to download the syllabus of Class 11 Chemistry for the CBSE exam?

Ans. Before planning your study timetable for the preparation of exams, it is strongly advised to thoroughly review the syllabus. The 11th Chemistry syllabus is extensive and covers several interesting topics. This enables students to create a proper study plan. Based on the unit-wise weightage, for the exam. Hence, students can prioritize the chapters appropriately. They should obtain an accurate course layout by downloading the syllabus from Adda247. They will find relevant topics linked to each chapter covered in the class11 CBSE syllabus.

  1. As per the latest syllabus, how many chapters are there in NCERT Class 11 Chemistry Syllabus?

Ans. CBSE NCERT Syllabus of Class 11 Chemistry prescribed for students consists of two textbooks. There are a total of 14 chapters including in both textbooks.

  • Some basic concepts of chemistry
  • Structure of atom
  • Classification of elements and periodicity in Properties
  • Chemical Bonding and Molecular Structure
  • States of Matter
  • Thermodynamics
  • Equilibrium
  • Redox Reaction
  • Hydrogen
  • The s-Block Elements
  • The p-Block Elements
  • Organic chemistry – Some Basic Principles and Techniques
  • Hydrocarbons
  • Environmental Chemistry

 

  1. From where do I download the exam syllabus of Class 11 Chemistry?

Ans. There are many websites and online portals that provide the syllabus for Class 11 Chemistry. However, it is important for students to download the same from right platform that provides an updated syllabus. One such platform is Adda247 which is known for its genuine content. At Adda247, you can find the detailed syllabus for Adda247 class 11 Chemistry along with chapter-wise marks distribution. When it comes to providing online exam resources, Adda247 quality is unmatched by any other online platform.

  1. Is the CBSE NCERT Syllabus of Class 11 chemistry helpful in cracking competitive exams like IIT JEE and NEET?

Ans. CBSE Syllabus for each subject of class 11 and class 12 is designed keeping the competitive exams in mind as well. Class 11 NCERT Chemistry chapters are crucial to crack various national and state-level competitive examinations including JEE and NEET. Many questions are asked from class 11 Chemistry chapters. Students cannot neglect the syllabus for Class 11 Chemistry while preparing for competitive exams.

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