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Concept Maps

Chemical Bonding — Concept Maps

NIOS · Class 12 · Chemistry

3 concept maps of Chemical Bonding for NIOS Class 12 Chemistry, each also written out as a text outline. Part of the NIOS Class 12 Chemistry syllabus.

45 questions35 flashcards2 formulas & key relations5 concepts

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Illustrates the formation of a covalent bond between two atoms by sharing electron pairs, using Lewis dot symbols. Shows how each atom achieves a stable octet (or duplet for hydrogen).
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3 Concept Maps

Chemical Bonding Concepts Overview

Chemical Bonding Concepts Overview

The map in words

  • Chemical Bonding
    • Ionic Bonding
      • Kossel Theory
        • Electron Transfer
        • Noble Gas Configuration
      • Born Haber Cycle
        • Sublimation
        • Ionization Energy
        • Electron Affinity
        • Lattice Energy
      • Properties
        • High Melting Point
        • Conduct When Molten
        • Soluble in Water
    • Covalent Bonding
      • Lewis Theory
        • Electron Sharing
        • Octet Rule
      • Types
        • Single Bond
        • Double Bond
        • Triple Bond
        • Coordinate Bond
      • Bond Parameters
        • Bond Order
        • Bond Length
        • Bond Angle
        • Bond Enthalpy
      • Molecular Geometry
        • VSEPR Theory
        • Hybridization
    • Hydrogen Bonding
      • Between N,O,F and H
      • Intermolecular
      • Intramolecular
    • Bonding Theories
      • Valence Bond Theory
        • Orbital Overlap
        • Sigma and Pi Bonds
      • Molecular Orbital Theory
        • LCAO Method
        • Bonding Orbitals
        • Antibonding Orbitals
    • Special Concepts
      • Electronegativity
      • Dipole Moment
      • Resonance
      • Polarization

Mind map showing the relationship between valence electrons, the octet rule, and atomic stability

Mind map showing the relationship between valence electrons, the octet rule, and atomic stability

The map in words

  • Valence Electrons
    • Definition
      • Electrons in outermost shell
      • Determine bonding capacity
    • Octet Rule
      • 8 electrons in valence shell
      • 2 electrons for He
      • Achieve noble gas configuration
    • Stability
      • Noble gases are unreactive
      • Complete valence shells
      • Maximum stability

Mind map classifying different types of chemical bonds and their characteristics

Mind map classifying different types of chemical bonds and their characteristics

The map in words

  • Chemical Bonds
    • Ionic Bond
      • Electron transfer
      • Electrostatic attraction
      • Between metal and nonmetal
    • Covalent Bond
      • Electron sharing
      • Between nonmetals
      • Localized bonding
    • Coordinate Bond
      • Donor-acceptor bond
      • Both e⁻ from one atom
      • Special covalent bond
    • Hydrogen Bond
      • H with N, O, or F
      • Intermolecular force
      • Weak but significant

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Frequently Asked Questions

What are the important topics in Chemical Bonding for NIOS Class 12 Chemistry?
Key topics in Chemical Bonding include Fundamental Concepts of Chemical Bonding, Ionic or Electrovalent Bonding, Covalent Bonding, Bond Polarity and Dipole Moment. Study these first, then practise questions on each for the NIOS Class 12 board exam.
What do the concept maps for Chemical Bonding show?
The 3 maps show how the ideas in Chemical Bonding connect: Chemical Bonding Concepts Overview; Mind map showing the relationship between valence electrons, the octet rule, and atomic stability. Each map is also written out as an outline on this page.
How should I revise Chemical Bonding for the NIOS Class 12 board exam?
Learn the core ideas first, then work through the 45 practice questions on Chemical Bonding. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

More resources for Chemical Bonding

All NIOS Class 12 Chemistry Concept Maps

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