Class 11 Chemistry NCERT Solutions and Notes

Chapter 1: Some Basic Concepts of Chemistry

Notes

1. Importance Of chemistry
2. Physical States of matter
3. Chemical Classification Of matter
4. The International System of Units (SI units)
5. Significant Figures
6. Laws of Chemical Combination
7. Atomic Mass
8. Molecular Mass
9. Mole Concept (Avogadro Constant) And Molar mass
10. Gram Atomic Mass
11. Gram Molecular Mass
12. Percentage composition
13. StioChiometry
14. Mole Fraction
15. Molarity Defination
16. Molality Defination
17. Normality Formula

Chapter 2: Structure of Atom

Notes

1. Structure of Atom
2. Discovery of Electron
3. Discovery of Protons
4. Discovery Of Neutron
5. Model Of Atoms
6. Atomic Terms
7. Electromagnetic Theory
8. Planck's Quantum Theory
9. Photo-electric effect
10. Dual Behavior of Electromagnetic Radiation
11. Line Spectrum Of Hydrogen
12. BOHR MODEL for Hydrogen Atom
13. De-Broglie Equations
14. Heisenberg Uncertainty Principle
15. Quantum Mechanical Model
16. Quantum Numbers
17. Shapes OF Orbital
18. Rules for the filling of electrons in the Orbital

Chapter 3: Classification of elements

Notes

1. Classification Of elements
2. Mendeleev’s Periodic Law
3. Modern Periodic Law
4. Nomenclature of elements Z> 100
5. S-block Elements
6. p-block Elements
7. d-block elements
8. f-block Elements
9. 118 elements and their symbols with Atomic Numbers
10. Periodic Trends in properties of element
11. Atomic Radius
12. Ionic Radius
13. Ionization Energy
14. Electron Gain Enthalpy
15. Electronegativity
16. Periodicity of Valence or Oxidation state
17. Diagonal Relationship

Chapter 4: Chemical bonding and Molecular structure

Notes

1. Chemical bonding
2. Octet Rule
3. Valency
4. Ionic bond / Electrovalent bond
5. Covalent Bond
6. Lewis Dot Structure
7. Formal Charge
8. Limitation of Octet Rule
9. Limitation of Octet Rule
10. Bond Length
11. Bond Angle
12. Bond Enthalpy
13. Resonance Structures
14. Polarity of Bond
15. Vsepr Theory,Postulates,Shapes
16. Valence Bond Theory
17. Orbital Overlap concepts
18. Difference Between Sigma And Pie Bond
19. hybridization -sp,Sp2,sp3

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