Class 11 Chemistry Worksheets ,NCERT Solutions and Notes

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• Welcome to our class 11 Chemistry page. In this page you can find Class 11 Chemistry notes, Worksheets and NCERT Solutions You can share the link to free Class 11 Chemistry solutions with your classmates as all study material is free of cost.

How to use this page to learn Chemistry

1. First read and understand the notes.
2. Try to go through the solved examples of the chapter you are reading
3. Now it is the time to solve unsolved assignments and worksheets. You will find plenty of them here or on the respective chapter page.

Chapter 1: Some Basic Concepts of Chemistry

Notes

• Importance of chemistry
• Physical States of Matter
• Chemical Classification Of matter
• The International System of Units (SI units)
• Significant Figures
• Laws of Chemical Combination
• Atomic Mass
• Molecular Mass
• Mole Concept (Avogadro Constant) And Molar mass
• Gram Atomic Mass
• Gram Molecular Mass
• Percentage composition
• StioChiometry
• Mole Fraction
• Molarity Definition
• Molality Definition
• Normality Formula

Questions

• Some Basic Concepts of Chemistry MCQ
• Mole Concepts Numericals

Chapter 2: Structure of Atom

Notes

• Structure of Atom
• Discovery of Electron
• Discovery of Protons
• Discovery Of Neutron
• Model Of Atoms
• Atomic Number & Atomic Mass Number
• Isotopes
• Isobars
• Isotones
• Electromagnetic Theory
• Planck's Quantum Theory
• Photo-electric effect in Chemistry
• Dual Behavior of Electromagnetic Radiation
• Emission & Absorption Spectrum
• Line Spectrum Of Hydrogen
• Bohr Model for Hydrogen Atom
• De-Broglie Equations
• Heisenberg Uncertainty Principle
• Quantum Mechanical Model
• Quantum Numbers
• Shapes of Atomic Orbital
• Energy of orbitals
• Aufbau Principle
• Pauli Exclusion Principle
• Hund's rule of maximum multiplicity
• Electron configuration

Questions

• Structure of Atom Class 11 MCQ
• Structure of Atom Class 11 Important Questions

Chapter 3: Classification of elements

Notes

• Classification Of elements
• Mendeleev’s Periodic Law
• Modern Periodic Law
• Nomenclature of elements Z> 100
• S-block Elements
• p-block Elements
• d-block elements
• f-block Elements
• 118 elements and their symbols with Atomic Numbers
• Periodic Trends in properties of element
• Atomic Radius
• Ionic Radius
• Ionization Energy
• Electron Gain Enthalpy
• Electronegativity
• Periodicity of Valence or Oxidation state
• Diagonal Relationship

Questions

• Classification Of elements Class 11 Questions and Asnwers

Chapter 4: Chemical bonding and Molecular structure

Notes

• Chemical bonding
• Octet Rule
• Valency
• Ionic bond / Electrovalent bond
• Covalent Bond
• Lewis Dot Structure
• Formal Charge
• Limitation of Octet Rule
• Bond Length
• Bond Angle
• Bond Enthalpy
• Resonance Structures
• Polarity of Bond
• Vsepr Theory,Postulates,Shapes
• Valence Bond Theory
• Orbital Overlap concepts
• Difference Between Sigma And Pie Bond
• Hybridization -sp,sp2,sp3

Questions

• Chemical Bonding And Molecular Structure Class 11 Questions and Asnwers

Chapter 5: Chemical Thermodynamics

Notes

• System and Surrounding
• Types of Processes
• IUPAC rules for Chemical thermodynamics
• First law of thermodynamics
• Work-done
• Enthalpy
• Bomb calorimeter
• Change in Enthalpy in Reaction
• Bond Enthalpy
• Hess Law {Law of constant Submission}
• Born Haber Cycle
• Spontaneity And Entropy
• Second Law of thermodynamics
• Gibb’s Free Energy
• Third law of Thermodynamics

Questions

• Chemical Thermodynamics Class 11 Questions and Asnwers

Chapter 6: Chemical Equilibrium

Notes

• Physical Equilibrium
• Chemical Equilibrium
• Le Chateliers Principle
• Acid, Bases and Salts
• Ionization of Acid and Bases
• pH Scale
• Ionisation constant of Weak Acid and Bases
• Dibasic acids and Polybasic Acids and its Ionization
• Common Ion effect
• Hydrolysis of Salts
• Buffer solutions
• Solubility Equlibrium And Solubility Product

Questions

• Chemical equilibrium class 11 questions with answers

Chapter 7: Redox Reactions

Notes

• Redox Reactions
• Oxidation Number
• Balancing Redox Reactions
• Types of Redox Reactions

Questions

• Redox Reactions Class 11 Questions and Answers

Chapter 8: Organic Chemistry

Notes

• Organic Chemistry
• Classification of Organic Compounds
• IUPAC Nomenclature of Organic Compounds
• Isomersim
• Fundamental concepts in Organic Reactions

Chapter 9: Hydrocarbons

Notes

• Coming soon

Deleted Chapter

Chapter : States of Matter

Notes

• States Of Matter
• Intermolecular Forces
• Gaseous State
• Law of Gaseous Molecules
• Ideal Gas Equation
• Dalton Law of Partial Pressure
• Kinetic Theory of an ideal gas
• Real Gases & Vander Waals Equation
• Liquefaction of Gases
• Liquid State

Questions

• important questions from states of matter class 11 chemistry
• MCQ from states of matter class 11 chemistry

Frequently asked Questions on CBSE Class 11 Chemistry

How many chapters are there in Class 11 Chemistry?

There are total 9 chapters in Class 11 Chemistry as per the rationalized Syllabus. All the chapters are required for assessment

What is the best books for Class 11 Chemistry?

Couple of book
(a)NCERT Class 11 Chemistry textbook
(b)NCERT Class 11 Chemistry
(c)Modern ABC
(d) OP Tandon

Which is the easiest chapter of class 11 Chemistry NCERT Text book?

Classification of elements & some basic concept of chemistry are the easiest chapter

Is Class 11 Chemistry NCERT Text book Sufficient for CBSE Exams?

It is sufficient if you go through all the questions in the NCERT text book thoroughly and practice them all.However to enhance your maths skill , you can go for NCERT exemplar and other books

what is the best way to learn the concept in Class 11 Chemistry?

First go through all the Notes and solved examples and Then do the exercises. Practice Lot of questions. The simple Mantra is Practice .Practice and Practice

what is the deleted syllabus in Class 11 Chemistry?

Chapter : States Of Matter
Full Chapter
Chapter : Hydrogen
Full Chapter
Chapter : s-block elements
Full Chapter
Chapter : p-block elements
Full Chapter
Chapter : Environmental Chemistry
Full Chapter

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Latest Updates Classification of Elements JEE MCQ

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Chemical Equilibrium Class 11 MCQ

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Redox Reactions JEE Main MCQ

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Chemical Equilibrium Class 11 MCQ

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Chemical Thermodynamics JEE Advanced MCQ

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