📘 Atomic Structure | Class 11 (L-07) | de Broglie Hypothesis | Heisenberg’s Uncertainty Principle

Welcome to Lecture 7 of the Atomic Structure series, specially designed for NEET 2026 and JEE 2026 aspirants.
In this session, we explore two foundational quantum concepts—de Broglie Matter Waves and Heisenberg’s Uncertainty Principle—followed by exam-oriented numerical problems exactly matching the 2026 pattern.

This lecture builds strong fundamentals + high scoring numericals, ensuring complete command over these important topics.

📌 Topics Covered in Lecture 7

✔ de Broglie’s Hypothesis – Concept of Matter Waves
✔ de Broglie Wavelength Formula (λ = h/mv)
✔ Applications of de Broglie Equation
✔ Wave–Particle Dual Nature
✔ Heisenberg’s Uncertainty Principle Explained
✔ Δx × Δp ≥ h/4π – Derivation & Interpretation
✔ Numerical Problems:
– de Broglie wavelength
– Momentum vs wavelength
– Position–momentum uncertainty
✔ NEET/JEE Previous Year Style Questions (Fully Solved)

🎯 Ideal For

NEET 2026 aspirants

JEE Main & Advanced 2026 aspirants

Class 11 Chemistry (Atomic Structure chapter)

Droppers & Repeaters

Students wanting clarity + speed in numericals

🔥 Why This Lecture Is Important

Directly asked every year in NEET/JEE

Increases accuracy in conceptual + numerical questions

Builds strong quantum mechanical understanding

Helps in solving modern physics problems too

📌 Before You Leave

👍 Like the video
📩 Comment your doubts
🔔 Subscribe to AR Classes for complete NEET/JEE Chemistry
📚 Share with classmates preparing for 2026 exams


🔗 Useful Links:

Previous Video -
Lecture - 01: https://www.youtube.com/live/T9xyMvUlfpA
Lecture - 02:    • Mole Concept | Class 11 (L-2) | % Composit...  
Lecture - 03: https://www.youtube.com/live/LJ2O2XXl_UA
Lecture - 04:    • 🔬 Atomic Structure | Class 11 (L-4) | Phot...  
Lecture - 05: https://www.youtube.com/live/mmOrvSV453M
Lecture - 06: https://www.youtube.com/live/VtpDO0YBxng

Timestamp:
16:00 Problem 1
20:25 problem 2
24:24 Problem 3
25:49 Problem 4
31:05 problem 5

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