"Timestamps:
0:00 Introduction
0:43 Atom
3:38 History of Atom
5:06 Dalton’s Atomic Theory (1808)
6:07 Dalton’s Atomic Theory : Limitations
6:54 Atomic Models
7:32 Thomson Model of Atom
8:56 Introducing α, β and γrays
10:07 Rutherford’s Experiment : Setup
12:39 Rutherford’s Experiment : Observation
15:12 Rutherford’s model of Atom
16:47 Rutherford’s model of Atom: Limitations
18:48 Rutherford’s model of Atom
19:32 Bohr’s Model of Atom
22:21 Bohr’s Model of Atom: Electron Orbits
23:13 Bohr’s Model of Atom : Limitation
24:08 Neutron
26:19 Electron distribution in Different Shells
26:40 Electron distribution in Different Shells
35:57 Valency
40:45 Determining Valency of an Element
46:06 Atomic Number & Mass Number
47:46 Isotopes
49:16 Isotopes: Application
49:57 Isobars
LearnoHub.com (formerly called ExamFear Education) is a Free Education platform with more than 6000 videos on Physics, Chemistry, Maths, Biology, English, Science experiments, tips &tricks and motivational videos for Classes 6 to 12.
Learn for Free!
Website: http://www.learnohub.com
Facebook: https://bit.ly/LearnoHubFB
Instagram: https://bit.ly/LearnoHubInsta
Join our Telegram Group: LearnoHub 12: https://t.me/LearnoHub12
Join our Telegram Group: LearnoHub 11:https://t.me/LearnoHub11
Join our Telegram Group: LearnoHub 6 to 10:https://bit.ly/Class6to10TelegramGroup
About the Founder:
Roshni Mukherjee, the FounderEducator at LearnoHub has been building this free learning platform since 2011. She has been recognized as one of the 100 Women Achievers of India by the Ministry of Women & Child Development and felicitated by the President of India in 2016. Roshni has been invited by Google to speak at Global Education Symposium 2017 held at Google Headquarters, California. Limca Book of Records also recognized our work.
Watch Roshni's Tedx Talk to know more about her journey:
• The magic passion can create | Roshni...
#LearnoHubScience #SabkoSamajhAayega #FREEhaiParBESThai #CBSEClass9Science
Join us and let us together build this Free Learning Platform!
We will surely ensure that you enjoy the real learning with us.
Copyright © All rights reserved. LearnoHub | ExamFear Education"