Atomic Structure Class 11th in ONE SHOT | NEET UG 2026 Chemistry by Hemant Sir

Hemant Sir gives a simple explanation of Atomic Structure from Class 11 Chemistry, focusing on important NEET 2026 concepts. He covers the discovery of subatomic particles like electron, proton, and neutron, explains experiments such as cathode ray, canal ray, and Rutherford’s gold foil, and discusses atomic models and spectrum types. Key NCERT points, formulas, and tricks are shared, helping students build strong basics for NEET UG.
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📌 5 𝐌𝐨𝐧𝐭𝐡𝐬 𝐎𝐧𝐥𝐢𝐧𝐞 𝐋𝐢𝐯𝐞 𝐂𝐫𝐚𝐬𝐡 𝐂𝐨𝐮𝐫𝐬𝐞 𝐟𝐨𝐫 𝐍𝐄𝐄𝐓 𝐔𝐆 𝟐𝟎𝟐𝟔:
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📌 𝐁𝐞𝐬𝐭 𝐍𝐂𝐄𝐑𝐓 𝐁𝐚𝐬𝐞𝐝 𝐓𝐞𝐬𝐭 𝐒𝐞𝐫𝐢𝐞𝐬 𝐟𝐨𝐫 𝐍𝐄𝐄𝐓 𝟐𝟎𝟐𝟔:-
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📌 𝐒𝐮𝐛𝐣𝐞𝐜𝐭 𝐖𝐢𝐬𝐞 𝐃𝐫𝐨𝐩𝐩𝐞𝐫 𝐁𝐚𝐭𝐜𝐡𝐞𝐬:-
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📌 𝐈𝐧𝐝𝐢𝐚'𝐬 𝐍𝐨. 𝟏 𝐒𝐞𝐥𝐞𝐜𝐭𝐢𝐨𝐧 𝐁𝐚𝐭𝐜𝐡 𝐟𝐨𝐫 𝐍𝐄𝐄𝐓 𝟐𝟎𝟐𝟔 𝐃𝐫𝐨𝐩𝐩𝐞𝐫𝐬:-
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📌 𝐅𝐨𝐫 𝐍𝐨𝐭𝐞𝐬, 𝐐𝐮𝐢𝐳𝐳𝐞𝐬, 𝐒𝐭𝐮𝐝𝐲 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 & 𝐌𝐨𝐫𝐞 – 𝐉𝐨𝐢𝐧 𝐎𝐮𝐫 𝐓𝐞𝐥𝐞𝐠𝐫𝐚𝐦 & 𝐀𝐩𝐩 𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐭𝐲 𝐓𝐨𝐝𝐚𝐲!

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📌 𝐕𝐢𝐝𝐲𝐚 𝐍𝐄𝐄𝐓 𝐀𝐃𝐃𝐀𝟐𝟒𝟕 𝐒𝐎𝐂𝐈𝐀𝐋 𝐌𝐄𝐃𝐈𝐀:-

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⏰ 𝐓𝐢𝐦𝐞𝐬𝐭𝐚𝐦𝐩𝐬:-
00:00 – Live Session Kickoff
00:58 – Intro to Atomic Structure
02:04 – Dalton’s Atomic Theory (Indivisible Atom)
13:24 – Cathode Ray Experiment
24:12 – Discovery of Electrons (e/m Ratio)
26:34 – Millikan’s Oil Drop + Canal Rays
34:00 – Discovery of Protons
42:35 – Discovery of Neutrons
47:44 – Thomson’s Atomic Model
55:06 – Rutherford Gold Foil Experiment
01:08:15 – Spectrum & Dispersion
01:16:07 – Continuous vs Discontinuous Spectrum
01:18:56 – Emission & Absorption Spectra
01:40:42 – Planck’s Quantum Theory
01:41:17 – Quantization of Energy (E = hν)
01:53:43 – Photon Energy Numericals
01:56:26 – Homework for Students
01:58:07 – Next Class: Bohr Model + Quantum Numbers