Скачать или смотреть Structure of Atom Class 11 One Shot | All Concepts & PYQs Covered | NCERT Chemistry Chapter 2

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🎯 Master Atomic Structure in ONE Comprehensive Video! Complete Class 11 Chemistry Chapter 2 one-shot for CBSE Board Exam 2025-26 and JEE/NEET aspirants. This video covers every concept, model, derivation, and numerical problem with detailed explanations.

✅ COMPLETE CHAPTER COVERAGE:

🔹 Discovery of Subatomic Particles

Electrons: Cathode ray tube experiment (Thomson)

Protons: Anode rays and Goldstein's experiment

Neutrons: Chadwick's discovery & properties

Mass and charge relationships

🔹 Atomic Models - Evolution & Comparison

Thomson's Plum Pudding Model (limitations)

Rutherford's Nuclear Model (explanation & experiments)

Rutherford's alpha particle scattering experiment (detailed)

Nuclear model: nucleus, electrons, electrostatic forces

Bohr's Model: Key postulates & derivations

🔹 Bohr's Model - Deep Dive

Postulates of Bohr's model explained

Derivation of Bohr's radius (a₀ = 0.53 Å)

Energy of electron formula: E = -13.6 eV/n²

Electron transitions between energy levels

Hydrogen spectrum & Rydberg equation

Frequency calculation numericals

🔹 Hydrogen Spectrum & Line Spectra

Continuous vs. line spectra

Lyman, Balmer, Paschen series (formulas & examples)

Wavelength & frequency calculations

Rydberg constant explanation

🔹 Quantum Mechanical Model - Complete Explanation

Wave-particle duality of matter

De Broglie wavelength formula: λ = h/p

De Broglie wavelength numericals

Heisenberg Uncertainty Principle: Δx·Δp ≥ h/4π

Schrödinger wave equation (conceptual)

Orbitals vs. orbits (key differences)

🔹 Quantum Numbers - Most Important

Principal Quantum Number (n): Shell & size

Azimuthal Quantum Number (l): Subshell & shape

Magnetic Quantum Number (m_l): Orientation in space

Spin Quantum Number (m_s): Electron spin (+1/2, -1/2)

Complete address of an electron

Relationships: n can be 1,2,3...; l ranges from 0 to (n-1); m_l ranges from -l to +l; m_s = ±1/2

🔹 Orbital Shapes & Designations

s orbitals (l=0): Spherical shape

p orbitals (l=1): Dumbbell shape (px, py, pz)

d orbitals (l=2): Clover shape (5 orientations)

f orbitals (l=3): Complex shapes

Nodal planes in orbitals

🔹 Electronic Configuration

Aufbau Principle (building-up order)

Pauli Exclusion Principle: No two electrons same quantum numbers

Hund's Rule: Maximum multiplicity

18 electron configuration rule

Writing electron configurations (spdf notation)

Orbital diagram method

Stability of half-filled and fully-filled orbitals

✅ SPECIAL FEATURES:
✓ Clear diagrams for atomic models & orbital shapes
✓ Step-by-step derivations (Bohr radius, energy formula)
✓ Solved numericals with tricks & shortcuts
✓ Previous Year Board Questions (PYQs) 2019-2024
✓ Important formulas highlighted
✓ Common exam mistakes explained
✓ Board exam tips for scoring maximum marks
✓ Short answer & long answer questions covered

BEST FOR:
📚 CBSE Class 11 Chemistry Board Exam 2025-26
🎯 JEE Main/Advanced Atomic Structure foundation
🔬 NEET Chemistry preparation - Chapter 2 complete coverage
🚀 Quick revision before exams
📖 NCERT Chapter 2 complete study

WHY WATCH THIS VIDEO?
✔ All models explained with proper historical context
✔ Covers entire NCERT textbook comprehensively
✔ Derivations that are frequently asked in exams
✔ Numericals solved with multiple methods
✔ Quantum numbers explained with real examples
✔ Electron configuration made simple
✔ 4-5 hours of intensive revision material

Bohr model Class 11, Quantum numbers, De Broglie wavelength, Heisenberg uncertainty principle, Orbital shapes, Electron configuration, Rutherford model, Thomson model, Hydrogen spectrum, Rydberg equation, Pauli exclusion principle, Hund's rule, Aufbau principle, Quantum mechanical model, Azimuthal quantum number, Magnetic quantum number

Perfect for:
✅ Complete chapter revision before exams
✅ Understanding complex quantum concepts
✅ Solving numericals with confidence
✅ Scoring high marks in board exams
✅ JEE/NEET foundation building

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