Structure of Atom Class 11 Chemistry Chapter 2 One Shot | New NCERT CBSE

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  • Опубликовано: 28 ноя 2024

Комментарии • 1,3 тыс.

  • @manjotsingh5081
    @manjotsingh5081 5 месяцев назад +243

    Timestamps:
    0:49 Atom
    5:36 Discovery of Electron
    8:55 Discovery of Electron:Cathode Ray Discharge Tubes
    14:47 Discovery of Electron
    19:10 Charge to Mass ratio of Electron
    29:39 Charge on Electron : Millikan's oil drop experiment
    34:46 Discovery of Proton
    41:38 Discovery of Neutron
    43:00 Sub-atomic particles
    45:03 Atomic Models
    45:53 Thompson Model of Atom
    47:18 Introducing alpha,beta and gamma rays
    48:28 Rutherford's Experiment set-up
    57:10 Rutherford's Model of Atom
    57:54 Atomic Number & Mass Number
    59:34 Isotopes
    1:01:04 Isotope:Applications
    1:0:45 Isobars
    1:02:37 Rutherford's Model
    1:06:11 Bohr's Model
    1:06:45 Electromagnetic Radiation
    1:08:37 Wave Parameters
    1:15:34 Electromagnetic Waves
    1:20:39 Electromagnetic Spectrum
    1:26:06 Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation
    1:42:21 Planck's Quantum Theory
    1:52:21 PhotoElectric Effect
    2:05:14 Particle or Wave
    27:28 Example 1.(Photoelectric effect) (Numerical)
    2:12:04 Atomic Spectra
    2:22:13 Emission Spectra
    2:23:15 Absorption Spectrum
    2:25:15 Continuous, Emission & Absorption Spectrum
    2:26:28 Line Spectra to identify Elements
    2:27:24 Hydrogen Spectrum
    2:30:52 Hydrogen Spectral Lines
    2:34:23 Line Spectra of Hydrogen: Balmer
    2:37:23 Line Spectra of Hydrogen: Rydberg
    2:39:53 Bohr Model for Hydrogen Model
    2:42:38 Bohr Model for Hydrogen (1913): 2. Energy
    2:47:47 Why is energy Negative?
    2:54:56 Explanation of Hydrogen Line spectra using Bohr’s model.
    2:58:51 Example 1:
    3:02:19 Example 2
    3:06:12 Bohr’s Model of Atom: Summary
    3:08:33 Bohr Model Limitation
    3:09:38 Quantum Mechanical Model of Atom
    3:10:35 De Broglie Hypothesis
    3:13:02 Heisenberg’s Uncertainty Principle
    3:18:08 Example 1(On Heisenberg Principle)
    3:19:37 Example 2 (De Broglie Hypothesis)
    3:32:11 Schrodinger Equation
    3:33:07 Atomic Orbitals
    3:36:19 Principal Quantum Number
    3:38:51 Azimuthal Quantum Number
    3:44:57 Magnetic Quantum Number
    3:50:46 Magnetic orbital view
    3:51:03 Quantum Model
    3:53:03 Spin Quantum Number
    3:55:43 Quantum Numbers: Example 1
    3:58:00 Orbits vs. Orbitals
    4:02:13 Shapes of Orbitals
    4:05:42 s-Orbitals
    4:10:52 p-Orbitals
    4:12:40 d-Orbitals
    4:13:35 Shapes of Atomic Orbitals: An Overview
    4:14:31 Nodes
    4:15:45 Angular Node
    4:20:56 Energies of Orbital
    4:31:56 Electron Distribution
    4:32:50 Aufbau Principle
    4:41:19 Pauli’s Exclusion Principle
    4:45:59 Hund’s Rule Of maximum multiplicity
    4:50:20 Electronic Configuration
    4:51:03 Write Electronic Configuration
    4:57:07 Simplified Electronic Configuration
    5:02:31 Electronic Configuration: Special Case
    5:07:55 Example: Electronic Configuration

  • @VashuGupta-e3b
    @VashuGupta-e3b 2 месяца назад +75

    Trick for Cathode and Anode charge: PANIC- positive is Anode and negative is Cathode.👍👍👍👍👍 11:59

  • @nalla_pandey5854
    @nalla_pandey5854 5 месяцев назад +257

    Class 11 CBSE Chemistry NCERT Chapter 2 Structure of Atom
    Timestamps:
    0:49 Atom
    5:36 Discovery of Electron
    8:55 Discovery of Electron:Cathode Ray Discharge Tubes
    14:47 Discovery of Electron
    19:10 Charge to Mass ratio of Electron
    29:39 Charge on Electron : Millikan's oil drop experiment
    34:46 Discovery of Proton
    41:38 Discovery of Neutron
    43:00 Sub-atomic particles
    45:03 Atomic Models
    45:53 Thompson Model of Atom
    47:18 Introducing alpha,beta and gamma rays
    48:28 Rutherford's Experiment set-up
    57:10 Rutherford's Model of Atom
    57:54 Atomic Number & Mass Number
    59:34 Isotopes
    1:01:04 Isotope:Applications
    1:0:45 Isobars
    1:02:37 Rutherford's Model
    1:06:11 Bohr's Model
    1:06:45 Electromagnetic Radiation
    1:08:37 Wave Parameters
    1:15:34 Electromagnetic Waves
    1:20:39 Electromagnetic Spectrum
    1:26:06 Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation
    1:42:21 Planck's Quantum Theory
    1:52:21 PhotoElectric Effect
    2:05:14 Particle or Wave
    27:28 Example 1.(Photoelectric effect) (Numerical)
    2:12:04 Atomic Spectra
    2:22:13 Emission Spectra
    2:23:15 Absorption Spectrum
    2:25:15 Continuous, Emission & Absorption Spectrum
    2:26:28 Line Spectra to identify Elements
    2:27:24 Hydrogen Spectrum
    2:30:52 Hydrogen Spectral Lines
    2:34:23 Line Spectra of Hydrogen: Balmer
    2:37:23 Line Spectra of Hydrogen: Rydberg
    2:39:53 Bohr Model for Hydrogen Model
    2:42:38 Bohr Model for Hydrogen (1913): 2. Energy
    2:47:47 Why is energy Negative?
    2:54:56 Explanation of Hydrogen Line spectra using Bohr’s model.
    2:58:51 Example 1:
    3:02:19 Example 2
    3:06:12 Bohr’s Model of Atom: Summary
    3:08:33 Bohr Model Limitation
    3:09:38 Quantum Mechanical Model of Atom
    3:10:35 De Broglie Hypothesis
    3:13:02 Heisenberg’s Uncertainty Principle
    3:18:08 Example 1(On Heisenberg Principle)
    3:19:37 Example 2 (De Broglie Hypothesis)
    3:32:11 Schrodinger Equation
    3:33:07 Atomic Orbitals
    3:36:19 Principal Quantum Number
    3:38:51 Azimuthal Quantum Number
    3:44:57 Magnetic Quantum Number
    3:50:46 Magnetic orbital view
    3:51:03 Quantum Model
    3:53:03 Spin Quantum Number
    3:55:43 Quantum Numbers: Example 1
    3:58:00 Orbits vs. Orbitals
    4:02:13 Shapes of Orbitals
    4:05:42 s-Orbitals
    4:10:52 p-Orbitals
    4:12:40 d-Orbitals
    4:13:35 Shapes of Atomic Orbitals: An Overview
    4:14:31 Nodes
    4:15:45 Angular Node
    4:20:56 Energies of Orbital
    4:31:56 Electron Distribution
    4:32:50 Aufbau Principle
    4:41:19 Pauli’s Exclusion Principle
    4:45:59 Hund’s Rule Of maximum multiplicity
    4:50:20 Electronic Configuration
    4:51:03 Write Electronic Configuration
    4:57:07 Simplified Electronic Configuration
    5:02:31 Electronic Configuration: Special Case
    5:07:55 Example: Electronic Configuratio

    • @missbhojgi2628
      @missbhojgi2628 5 месяцев назад +7

      Your comment really help me thanks ❤️..

    • @nalla_pandey5854
      @nalla_pandey5854 5 месяцев назад +3

      @@missbhojgi2628 It's the least I could do

    • @missbhojgi2628
      @missbhojgi2628 5 месяцев назад +1

      @@nalla_pandey5854 ✌️

    • @ramnathmahto8318
      @ramnathmahto8318 5 месяцев назад +2

      Vaise notes mai pura likhna hoga kya jo mam karva rahi hain

    • @ramnathmahto8318
      @ramnathmahto8318 5 месяцев назад +2

      Please answer me anyone

  • @tinytales-1927
    @tinytales-1927 3 месяца назад +58

    Having courses worth lakhs, and still understanding concepts from a free RUclips channel. She makes concept clear within minutes which others take days to. Seriously the best work in entire RUclips Education.❤

  • @Surbhi_76
    @Surbhi_76 5 месяцев назад +302

    Why is she so underrated? She deserves much more attention! Her teaching is so fab!🩷✨️

    • @ARYANBIRLA-zp9or
      @ARYANBIRLA-zp9or 5 месяцев назад +18

      yes, she teaches much better than any highly expensive coaching like aakash,pw or whatever.... 😢

    • @deeptipaul4375
      @deeptipaul4375 5 месяцев назад +7

      Literally..she teaches really nicely..such that the students can understand the concepts without facing any difficulty..I am sure that one day Mam's hardwork will pay off...👍

    • @deeptipaul4375
      @deeptipaul4375 5 месяцев назад +2

      Yepp bro..

    • @ArvinSingh-k6k
      @ArvinSingh-k6k 5 месяцев назад +2

      Yep

    • @Sitaram-c3c
      @Sitaram-c3c 4 месяца назад +3

      Ma'am thank you so much ❤❤❤❤for uploading videos love from pune
      Ma'am I am very late to start the preparation? Of 11th 😢😢

  • @NainaParmar-c3q
    @NainaParmar-c3q 4 месяца назад +21

    Chapter 2 Structure of Atom
    Timestamps:
    0:49 Atom
    5:36 Discovery of Electron
    8:55 Discovery of Electron:Cathode Ray Discharge Tubes
    14:47 Discovery of Electron
    19:10 Charge to Mass ratio of Electron
    29:39 Charge on Electron : Millikan's oil drop experiment
    34:46 Discovery of Proton
    41:38 Discovery of Neutron
    43:00 Sub-atomic particles
    45:03 Atomic Models
    45:53 Thompson Model of Atom
    47:18 Introducing alpha,beta and gamma rays
    48:28 Rutherford's Experiment set-up
    57:10 Rutherford's Model of Atom
    57:54 Atomic Number & Mass Number
    59:34 Isotopes
    1:01:04 Isotope:Applications
    1:0:45 Isobars
    1:02:37 Rutherford's Model
    1:06:11 Bohr's Model
    1:06:45 Electromagnetic Radiation
    1:08:37 Wave Parameters
    1:15:34 Electromagnetic Waves
    1:20:39 Electromagnetic Spectrum
    1:26:06 Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation
    1:42:21 Planck's Quantum Theory
    1:52:21 PhotoElectric Effect
    2:05:14 Particle or Wave
    27:28 Example 1.(Photoelectric effect) (Numerical)
    2:12:04 Atomic Spectra
    2:22:13 Emission Spectra
    2:23:15 Absorption Spectrum
    2:25:15 Continuous, Emission & Absorption Spectrum
    2:26:28 Line Spectra to identify Elements
    2:27:24 Hydrogen Spectrum
    2:30:52 Hydrogen Spectral Lines
    2:34:23 Line Spectra of Hydrogen: Balmer
    2:37:23 Line Spectra of Hydrogen: Rydberg
    2:39:53 Bohr Model for Hydrogen Model
    2:42:38 Bohr Model for Hydrogen (1913): 2. Energy
    2:47:47 Why is energy Negative?
    2:54:56 Explanation of Hydrogen Line spectra using Bohr’s model.
    2:58:51 Example 1:
    3:02:19 Example 2
    3:06:12 Bohr’s Model of Atom: Summary
    3:08:33 Bohr Model Limitation
    3:09:38 Quantum Mechanical Model of Atom
    3:10:35 De Broglie Hypothesis
    3:13:02 Heisenberg’s Uncertainty Principle
    3:18:08 Example 1(On Heisenberg Principle)
    3:19:37 Example 2 (De Broglie Hypothesis)
    3:32:11 Schrodinger Equation
    3:33:07 Atomic Orbitals
    3:36:19 Principal Quantum Number
    3:38:51 Azimuthal Quantum Number
    3:44:57 Magnetic Quantum Number
    3:50:46 Magnetic orbital view
    3:51:03 Quantum Model
    3:53:03 Spin Quantum Number
    3:55:43 Quantum Numbers: Example 1
    3:58:00 Orbits vs. Orbitals
    4:02:13 Shapes of Orbitals
    4:05:42 s-Orbitals
    4:10:52 p-Orbitals
    4:12:40 d-Orbitals
    4:13:35 Shapes of Atomic Orbitals: An Overview
    4:14:31 Nodes
    4:15:45 Angular Node
    4:20:56 Energies of Orbital
    4:31:56 Electron Distribution
    4:32:50 Aufbau Principle
    4:41:19 Pauli’s Exclusion Principle
    4:45:59 Hund’s Rule Of maximum multiplicity
    4:50:20 Electronic Configuration
    4:51:03 Write Electronic Configuration
    4:57:07 Simplified Electronic Configuration
    5:02:31 Electronic Configuration: Special Case
    5:07:55 Example: Electronic Configuration

  • @AradhyoBiswas
    @AradhyoBiswas 4 месяца назад +213

    I am PW student , I have exam in school and this chapter is not totally completed in PW yet , so I came here to watch and mam has taught so well , many many thanks to you mam , this helped me so much, from now PW and Learnohub are my favourite platforms , once again thank you so much mam

  • @SibrajDas
    @SibrajDas 4 месяца назад +703

    Anyone watching in November 😅
    Can I cross 1k like ❤️❤️

  • @preetk2007
    @preetk2007 3 месяца назад +143

    Anyone who starts this chapter in July and still watching in August to complete this chapter 👇👇

  • @ajit_gaming
    @ajit_gaming 4 месяца назад +51

    2:25:15Timestamps:
    0:49 Atom
    5:36 Discovery of Electron
    8:55 Discovery of Electron:Cathode Ray Discharge Tubes
    14:47 Discovery of Electron
    19:10 Charge to Mass ratio of Electron
    29:39 Charge on Electron : Millikan's oil drop experiment
    34:46 Discovery of Proton
    41:38 Discovery of Neutron
    43:00 Sub-atomic particles
    45:03 Atomic Models
    45:53 Thompson Model of Atom
    47:18 Introducing alpha,beta and gamma rays
    48:28 Rutherford's Experiment set-up
    57:10 Rutherford's Model of Atom
    57:54 Atomic Number & Mass Number
    59:34 Isotopes
    1:01:04 Isotope:Applications
    1:0:45 Isobars
    1:02:37 Rutherford's Model
    1:06:11 Bohr's Model
    1:06:45 Electromagnetic Radiation
    1:08:37 Wave Parameters
    1:15:34 Electromagnetic Waves
    1:20:39 Electromagnetic Spectrum
    1:26:06 Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation
    1:42:21 Planck's Quantum Theory
    1:52:21 PhotoElectric Effect
    2:05:14 Particle or Wave
    27:28 Example 1.(Photoelectric effect) (Numerical)
    2:12:04 Atomic Spectra
    2:22:13 Emission Spectra
    2:23:15 Absorption Spectrum
    2:25:15 Continuous, Emission &
    Absorption Spectrum
    2:26:28 Line Spectra to identify Elements
    2:27:24 Hydrogen Spectrum
    2:30:52 Hydrogen Spectral Lines
    2:34:23 Line Spectra of Hydrogen: Balmer
    2:37:23 Line Spectra of Hydrogen: Rydberg
    2:39:53 Bohr Model for Hydrogen Model
    2:42:38 Bohr Model for Hydrogen (1913): 2. Energy
    2:47:47 Why is energy Negative?
    2:54:56 Explanation of Hydrogen Line spectra using Bohr’s model.
    2:58:51 Example 1:
    3:02:19 Example 2
    3:06:12 Bohr’s Model of Atom: Summary
    3:08:33 Bohr Model Limitation
    3:09:38 Quantum Mechanical Model of Atom
    3:10:35 De Broglie Hypothesis
    3:13:02 Heisenberg’s Uncertainty Principle
    3:18:08 Example 1(On Heisenberg Principle)
    3:19:37 Example 2 (De Broglie Hypothesis)
    3:32:11 Schrodinger Equation
    3:33:07 Atomic Orbitals
    3:36:19 Principal Quantum Number
    3:38:51 Azimuthal Quantum Number
    3:44:57 Magnetic Quantum Number
    3:50:46 Magnetic orbital view
    3:51:03 Quantum Model
    3:53:03 Spin Quantum Number
    3:55:43 Quantum Numbers: Example 1
    3:58:00 Orbits vs. Orbitals
    4:02:13 Shapes of Orbitals
    4:05:42 s-Orbitals
    4:10:52 p-Orbitals
    4:12:40 d-Orbitals
    4:13:35 Shapes of Atomic Orbitals: An Overview
    Source: discription 😅

  • @Uk05traveller
    @Uk05traveller 4 месяца назад +61

    Guys vote for all chemistry chapter

  • @Riddhi-i3b
    @Riddhi-i3b 3 месяца назад +144

    August khtam hone wala kuch bhi ni pdha chemistry m😭

    • @dearie_kei
      @dearie_kei 2 месяца назад +8

      😭😭😭 sameee

    • @dearie_kei
      @dearie_kei 2 месяца назад +6

      physics phir aati hai...kaun kehta hai chemistry easy hoti hai :((

    • @Ankitgrow-ov7nv
      @Ankitgrow-ov7nv 2 месяца назад +2

      Samee b😅😅😢😢

    • @pushprajgour009
      @pushprajgour009 2 месяца назад +8

      Upar se coaching bhi nhi lgvai 😢

    • @husnarabegum-zi9bd
      @husnarabegum-zi9bd 2 месяца назад

      Same here

  • @ananyaaaa8177
    @ananyaaaa8177 4 месяца назад +1101

    I hate this chapter sm

  • @aasthajain9610
    @aasthajain9610 4 месяца назад +5

    0:49 Atom
    5:36 Discovery of Electron
    8:55 Discovery of Electron:Cathode Ray Discharge Tubes
    14:47 Discovery of Electron
    19:10 Charge to Mass ratio of Electron
    29:39 Charge on Electron : Millikan's oil drop experiment
    34:46 Discovery of Proton
    41:38 Discovery of Neutron
    43:00 Sub-atomic particles
    45:03 Atomic Models
    45:53 Thompson Model of Atom
    47:18 Introducing alpha,beta and gamma rays
    48:28 Rutherford's Experiment set-up
    57:10 Rutherford's Model of Atom
    57:54 Atomic Number & Mass Number
    59:34 Isotopes
    1:01:04 Isotope:Applications
    1:0:45 Isobars
    1:02:37 Rutherford's Model
    1:06:11 Bohr's Model
    1:06:45 Electromagnetic Radiation
    1:08:37 Wave Parameters
    1:15:34 Electromagnetic Waves
    1:20:39 Electromagnetic Spectrum
    1:26:06 Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation

  • @KulwinderSingh-ss4uv
    @KulwinderSingh-ss4uv 3 месяца назад +36

    Any one who watch this before exam
    Best of luck for exam

  • @BushraNoori-bf9qm
    @BushraNoori-bf9qm 4 месяца назад +53

    Best chemistry teacher in youtube...all the topics are crystal clear 🎉🎉🎉

    • @LearnoHubClass1112
      @LearnoHubClass1112  4 месяца назад +30

      If you really like our videos, SHARE with your friends too.

    • @meloncaky
      @meloncaky Месяц назад +6

      @@LearnoHubClass1112nobody would like that their friends would score better 🤣🤣

    • @RameshchandraDas-re8xy
      @RameshchandraDas-re8xy Месяц назад +1

      Right ​@@meloncaky

  • @sowjanyakatkojwala5119
    @sowjanyakatkojwala5119 5 месяцев назад +25

    18:52 No mam! J.J thomsan discovered electron but the name was given by G.J.stoney

  • @khushbukanwar06
    @khushbukanwar06 4 месяца назад +185

    Schl m 1.2 lakh Dene k bad RUclips s padh rhi hu 🙂✌🏻

    • @PROXY_25
      @PROXY_25 3 месяца назад +7

      I also

    • @SuryanshRxnta
      @SuryanshRxnta 3 месяца назад +10

      Lol then no benefit of 1.2lakhs cuz me with less fees learning same thing ND writing same thing on ppr

    • @ROYALENFINITY
      @ROYALENFINITY 3 месяца назад

      Ambani ki laundiya😂

    • @itstimetogainknowledge8309
      @itstimetogainknowledge8309 3 месяца назад +16

      Aakash me 3.3 lakh Dene ke baad padh raa😝😝

    • @The-GhostXSalaar
      @The-GhostXSalaar 3 месяца назад +9

      Sarkari balak hai

  • @Rekha246-z1x
    @Rekha246-z1x 2 месяца назад +16

    I didn't understand anything this chapter in my class and tomorrow is my class test 😂 ...So I came here to clear my all concept .....Btw she is the best teacher i have ever seen in my life ❤❤

  • @ShivaRaiy
    @ShivaRaiy 3 месяца назад +38

    Chapter is not hard but it's lengthy

  • @UditDas-vn8jz
    @UditDas-vn8jz 3 месяца назад +37

    Anyone watching one day before exam😂

  • @anniejalindra4535
    @anniejalindra4535 3 месяца назад +128

    Who is watching this video in October 😅

  • @izzzav
    @izzzav 2 месяца назад +5

    4:43:17
    so while teaching 'principle quantum number (n)', mam said that the no. of 'orbitals' in a shell is equal to n²
    and now the 'electrons' in a shell is equal to 2n².
    becauseee there are two electrons in each orbital so 2×n².
    get it?

  • @mrunalisatone4565
    @mrunalisatone4565 5 месяцев назад +56

    Respect button for mam and team

  • @game_bratty
    @game_bratty 5 месяцев назад +30

    Thank you ma'am for this video
    Helped me to clear my Term-1 syllabus of class 11

  • @vaibhav-kh5zb
    @vaibhav-kh5zb 5 месяцев назад +89

    Who noticed that this video is more longer than the previous one

    • @GurpreetKaur-ex8dy
      @GurpreetKaur-ex8dy 5 месяцев назад +3

      Me

    • @MramzanKaboo
      @MramzanKaboo 5 месяцев назад +7

      Ya

    • @RiddhimaShetty-b6j
      @RiddhimaShetty-b6j 4 месяца назад +2

      Ya I noticed it too anyone who knows the reason behind this??

    • @MramzanKaboo
      @MramzanKaboo 4 месяца назад +1

      I think this is more elaborate than 1st lecture

    • @youarea_diamond
      @youarea_diamond 4 месяца назад +4

      1st lecture was just the revision one..this is the detailed lecture of the chp!

  • @alekiyamanu
    @alekiyamanu Месяц назад +3

    last answer for last question in electronic configuration is
    [Ar]4s23d1
    18+2+1= 21 {scandium}

  • @a__ish09
    @a__ish09 4 месяца назад +9

    Planks quantum theory
    An antom or molecule can only absorb or emitt engery in few discertes quantites
    Quantum is tha smallest quantity of energy absoreb or emitt by atom in form of em radiation

  • @Avinash_sahoo007
    @Avinash_sahoo007 4 месяца назад +55

    Arjuna batch wale ho na 😂😂
    Now drop a comment or like

    • @Spiderverse_EditzPH.
      @Spiderverse_EditzPH. 3 месяца назад +5

      @@Avinash_sahoo007 Arjuna Batch 2.O here 🤝🏻

    • @gamingclouds15
      @gamingclouds15 3 месяца назад +6

      Bhaii backlogs pade hain yrr 🙃

    • @Medicostudent204
      @Medicostudent204 3 месяца назад

      Ha

    • @Mahii_15
      @Mahii_15 3 месяца назад

      😂😅

    • @vickytiwari1063
      @vickytiwari1063 2 месяца назад

      Ha Bhai sudhanshu sir ka samaj ma nhi aya yeh wala chapter padhata kam majak Jada karte hai

  • @yashodasingh-yi7vy
    @yashodasingh-yi7vy 4 месяца назад +11

    yashoda singh
    0:49​ Atom
    5:36​ Discovery of Electron
    8:55​ Discovery of Electron:Cathode Ray Discharge Tubes
    14:47​ Discovery of Electron
    19:10​ Charge to Mass ratio of Electron
    29:39​ Charge on Electron : Millikan's oil drop experiment
    34:46​ Discovery of Proton
    41:38​ Discovery of Neutron
    43:00​ Sub-atomic particles
    45:03​ Atomic Models
    45:53​ Thompson Model of Atom
    47:18​ Introducing alpha,beta and gamma rays
    48:28​ Rutherford's Experiment set-up
    57:10​ Rutherford's Model of Atom
    57:54​ Atomic Number & Mass Number
    59:34​ Isotopes
    1:01:04​ Isotope:Applications
    1:0:45 Isobars
    1:02:37​ Rutherford's Model
    1:06:11​ Bohr's Model
    1:06:45​ Electromagnetic Radiation
    1:08:37​ Wave Parameters
    1:15:34​ Electromagnetic Waves
    1:20:39​ Electromagnetic Spectrum
    1:26:06​ Why we see this?
    1:32:00 Particle Nature
    1:32:37 Black Body Radiation
    1:42:21 Planck's Quantum Theory
    1:52:21 PhotoElectric Effect
    2:05:14 Particle or Wave
    27:28 Example 1.(Photoelectric effect) (Numerical)
    2:12:04 Atomic Spectra
    2:22:13 Emission Spectra
    2:23:15 Absorption Spectrum
    2:25:15 Continuous, Emission & Absorption Spectrum
    2:26:28 Line Spectra to identify Elements
    2:27:24 Hydrogen Spectrum
    2:30:52 Hydrogen Spectral Lines
    2:34:23 Line Spectra of Hydrogen: Balmer
    2:37:23 Line Spectra of Hydrogen: Rydberg
    2:39:53 Bohr Model for Hydrogen Model
    2:42:38 Bohr Model for Hydrogen (1913): 2. Energy
    2:47:47 Why is energy Negative?
    2:54:56 Explanation of Hydrogen Line spectra using Bohr’s model.
    2:58:51 Example 1:
    3:02:19 Example 2
    3:06:12 Bohr’s Model of Atom: Summary
    3:08:33 Bohr Model Limitation
    3:09:38 Quantum Mechanical Model of Atom
    3:10:35 De Broglie Hypothesis
    3:13:02 Heisenberg’s Uncertainty Principle
    3:18:08 Example 1(On Heisenberg Principle)
    3:19:37 Example 2 (De Broglie Hypothesis)
    3:32:11 Schrodinger Equation
    3:33:07 Atomic Orbitals
    3:36:19 Principal Quantum Number
    3:38:51 Azimuthal Quantum Number
    3:44:57 Magnetic Quantum Number
    3:50:46 Magnetic orbital view
    3:51:03 Quantum Model
    3:53:03 Spin Quantum Number
    3:55:43 Quantum Numbers: Example 1
    3:58:00 Orbits vs. Orbitals
    4:02:13 Shapes of Orbitals
    4:05:42 s-Orbitals
    4:10:52 p-Orbitals
    4:12:40 d-Orbitals
    4:13:35 Shapes of Atomic Orbitals: An Overview
    4:14:31 Nodes
    4:15:45 Angular Node
    4:20:56 Energies of Orbital
    4:31:56 Electron Distribution
    4:32:50 Aufbau Principle
    4:41:19 Pauli’s Exclusion Principle
    4:45:59 Hund’s Rule Of maximum multiplicity..
    4:50:20 Electronic Configuration
    4:51:03 Write Electronic Configuration
    4:57:07 Simplified Electronic Configuration
    5:02:31 Electronic Configuration: Special Case
    5:07:55 Example: Electronic Configuration

    • @nalla_pandey5854
      @nalla_pandey5854 4 месяца назад +2

      Bhai dusre ka comment chori karte sharam nhi ayi

    • @yashodasingh-yi7vy
      @yashodasingh-yi7vy 4 месяца назад +3

      @@nalla_pandey5854 aapko mam ke discription box mei se chori karte hue sharam nhi aayi

  • @piyushkaushik6437
    @piyushkaushik6437 4 месяца назад +71

    Mam please provide notes of this video in pdf 😢
    Who wants notes hit like 👇

  • @Meennakshi-fc2it
    @Meennakshi-fc2it 2 месяца назад +6

    What a teacher u are mam like itni easy or detailed Mei explanation I don't think RUclips pe abhi tak koi teacher de sakta hai hats off to you mam 🙌💛

  • @mandirapatra6706
    @mandirapatra6706 3 месяца назад +5

    Her teaching is just fabulous! All the topics will be cleared after seeing this !💗

  • @visittheTALENT1431
    @visittheTALENT1431 4 месяца назад +10

    The lecture is superb.🎉
    But the pencil used by u in the white paper is invisible and get confused when you are writing so help us and make it easy to see .
    Plzzzzzzzzzz

  • @rockyyy-gi8dv
    @rockyyy-gi8dv 2 месяца назад +20

    Ye chapter toh ek movie se bhi Jayda time le Raha hae😭

    • @DakshitaSharma-c5q
      @DakshitaSharma-c5q 2 месяца назад

      Frr

    • @Orewa_ritesh_16
      @Orewa_ritesh_16 2 месяца назад

      ​@@DakshitaSharma-c5q 2x pe lagao jaldi khatam ho jayega 🤓

    • @RohitSwain-n4n
      @RohitSwain-n4n Месяц назад

      Are Bhai tum ese daroge to Kuchh bi samajh nehi aayega cool mina me dekeeho Pura samajh aayega age to o or bhi bda chapter he 😅

    • @randOmOtaku-Sg
      @randOmOtaku-Sg Месяц назад

      ​@@Orewa_ritesh_16 humko toh 4x pe dekhna padh rha h exam aagya

    • @Orewa_ritesh_16
      @Orewa_ritesh_16 Месяц назад +2

      @@randOmOtaku-Sg 😂us bhai us

  • @aaryasingh8275
    @aaryasingh8275 3 месяца назад +6

    3:45:51 , correction - 2 values possible!!

  • @A.TGAMMING
    @A.TGAMMING 4 месяца назад +59

    Anyone watching in july.....👇

  • @bineetapanwar390
    @bineetapanwar390 Месяц назад +5

    Ma'am app bhot accha pdati hai, chapters ko bhot easy bana deti h ❤
    Keep it up❤

  • @RahulRaj-cb7il
    @RahulRaj-cb7il 2 месяца назад +9

    Amazing video ma'am. Very simple and understandable. Really enjoyed studying Structure of Atom ♥️

    • @LearnoHubClass1112
      @LearnoHubClass1112  2 месяца назад +5

      Glad to hear that

    • @conceptsamajho
      @conceptsamajho 2 месяца назад +1

      I watched your all videos because you are best best best and best teacher on you tube
      Can you comment this

  • @Mr.RahulchandrDey
    @Mr.RahulchandrDey 2 месяца назад +11

    *Kis kis ka aaj exam h or woh dekh ne aaya h* 😂😂

  • @JacobPaul-wr4ze
    @JacobPaul-wr4ze 23 дня назад +1

    The best teacher I have seen in my life is roahni ma'am...Every difficult to difficult queries is easily understood maam..She is very truthful and a good teacher...She teaches every topic with great examples so it is easy for us to understand...

  • @TilakShahi-n7b
    @TilakShahi-n7b Месяц назад +8

    Kon kon midterm k liye aye hai ..
    Attendance here 😭😭

  • @alekiyamanu
    @alekiyamanu Месяц назад +8

    anyone watching in sep last week or in october can like
    😄😄😄😄

    • @meloncaky
      @meloncaky Месяц назад +1

      याा्््

  • @kavya5060
    @kavya5060 2 месяца назад +13

    Is chapter ko padhte padhte 1 month Nikal gaya😂😂😂😂😂

  • @JacobPaul-wr4ze
    @JacobPaul-wr4ze 23 дня назад +1

    She gave the best free education Even her education is worth of getting more and more likes...Thank you so much maam for your hard work

  • @get_some_goosebumps
    @get_some_goosebumps 5 месяцев назад +4

    Dont panic my juniors just take it easy , no need to worry too much this is not boards just enjoy this year with peace because next class is 🤐🤭
    By the way dont panic focus of practecing important quetion of pyq daily at least 30 to 40 mins
    And best of luck for your Pt , weekly test , class test , oral test and some extra dimag kharab tests 😅😅....any doubt comment below ..

    • @get_some_goosebumps
      @get_some_goosebumps 5 месяцев назад

      @@anshusharma-ow9ob no

    • @TamimHalder-xm4pd
      @TamimHalder-xm4pd 3 месяца назад

      I can't enjoy if I fail then I will get kicked out of my school ( yeah it's wbchse but they added semester system this year )

  • @BhaipadhanahaiDevtale
    @BhaipadhanahaiDevtale Месяц назад +4

    Chemistry be like : tu samjha
    Me : haa
    Chemistry: nahi tu samjha nahi
    Me : agar me karu toh karu kya bolu toh bolu kya

  • @StudyRelated-s8q
    @StudyRelated-s8q 2 месяца назад +17

    I don't like chemistry

  • @ritik7140
    @ritik7140 18 дней назад +1

    In ,2:58:24 here the rydberg constant when multiply the decimals are removed in the constant which is only of five decimal but the value is 1.09677×10⁷ it means =109677×10² (( my english is very poor 😅😅 so pardon me)) because i know there is a mistake just leave the grammatical mistake don't focus on the words just feel what iam saying

    • @ritik7140
      @ritik7140 18 дней назад +1

      If I am wrong please correct me

  • @noorsultankharal1315
    @noorsultankharal1315 5 месяцев назад +7

    Excellent Lecture Ma'am
    Thanks a lot
    Keep it up Ma'am

  • @bharatchandraswain
    @bharatchandraswain 5 дней назад +1

    Concept hua crystal clayer 🎉🎉😊😊 Thank you mam

  • @krishnajeet_579
    @krishnajeet_579 5 месяцев назад +47

    Mam itna acha padhati hai toh ek like to banta hai mam ke liye bhai please😢😢.so sliye jake like toh kar do yar👍🙏

    • @ifykyk679
      @ifykyk679 4 месяца назад

      Bikhari banne se accha padh le.

  • @SapnaSingh-oe1hu
    @SapnaSingh-oe1hu 4 месяца назад +1

    2:09:44 eV=4.9685×10-¹⁹/1.6020×10-¹⁹=3.1eV

  • @Musicsoulheal12
    @Musicsoulheal12 5 месяцев назад +9

    Aagye comment section m 🙂..phele thodi si faltu comments ho jaye 💭🍻 baad m padh lenge comment (except video reviewers)

  • @mdsarfraj1372
    @mdsarfraj1372 19 дней назад +1

    I love this chapter 58:12 58:13

  • @KamalAkshKumraa
    @KamalAkshKumraa 5 месяцев назад +6

    I must say best channel for class 11 chem

  • @HelenDebbarma-o1w
    @HelenDebbarma-o1w 5 месяцев назад +9

    Mam your teaching way is very good. Every concept is crystal clear ❤😊

  • @khemrajmaurya335
    @khemrajmaurya335 Месяц назад +3

    I am showing before 10 days starting the term exam 😅😅
    Can cross 1k like

  • @anandhimanshumeena3109
    @anandhimanshumeena3109 3 месяца назад +2

    33:23 conmtinue of work

  • @UNKNOWNROUNDER
    @UNKNOWNROUNDER 4 месяца назад +4

    1:44:38 mam we can give 2 rs coins

  • @kids_children
    @kids_children 2 месяца назад +3

    5:10:54 21 scandium ✔️

  • @MUFASSILA-ds9qw
    @MUFASSILA-ds9qw 3 месяца назад +15

    Kon kon exam ki wajah se dekh raha hai video

  • @itstimetogainknowledge8309
    @itstimetogainknowledge8309 3 месяца назад +4

    I am an Aakashian bt ma'am explained the sophisticated things that i had never think off ❤ I pay 3.3 lakh to Aakash institute but ma'am explains it foe free

  • @TechTips2237
    @TechTips2237 3 месяца назад +16

    ↓↓↓ JEE 2026 ↓↓↓

  • @Saina.........muntiyaz5532
    @Saina.........muntiyaz5532 3 месяца назад +12

    Anyone watching in August 😢..........

    • @Shubvlogz-1
      @Shubvlogz-1 3 месяца назад +1

      Backlogs

    • @ReemaThakur-w3j
      @ReemaThakur-w3j 3 месяца назад

      ​@@Shubvlogz-1yes😂

    • @Manis_h2008
      @Manis_h2008 3 месяца назад

      ​@@Shubvlogz-1 ha yaar

    • @kingbro644
      @kingbro644 3 месяца назад

      Bhai jul mein dekh na chalu kiya tha 17 August ho gye abhi tak dekh raha hun 🥲

    • @Saina.........muntiyaz5532
      @Saina.........muntiyaz5532 3 месяца назад

      @@kingbro644 abhi bhi samajh ni aaya kya bhaiya...

  • @kavya5060
    @kavya5060 4 месяца назад +20

    All the best for your chemistry exam 😂😂😂

  • @KRÍẞHRÉÀLMÓTÍVÀTÍÓÑ
    @KRÍẞHRÉÀLMÓTÍVÀTÍÓÑ 5 месяцев назад +5

    Darne ki kiya bat jab learohub hai hamare sath chemistry ko easy karne aa gai hum sab ki one of the most best teacher of chemistry

  • @ArhamKhan-gr9wk
    @ArhamKhan-gr9wk 4 месяца назад +5

    All the best to all neet aspirants ❤❤❤

  • @Parinagar812
    @Parinagar812 2 месяца назад +5

    Thank you Mam 😊 aapne bhot aacha padhaya

  • @Jiya.singsss
    @Jiya.singsss Месяц назад +2

    All topics are crystal clear ✨ thank you so much mam 🤍

  • @AnitaMandal-c9n
    @AnitaMandal-c9n 5 месяцев назад +16

    It's my first time watching any lecture from this channel and i must say that from future I am going to study from this channel. Great explanation❤

    • @LearnoHubClass1112
      @LearnoHubClass1112  5 месяцев назад +12

      If you really like our videos, Share with your friends too.

    • @AnitaMandal-c9n
      @AnitaMandal-c9n 5 месяцев назад +6

      @@LearnoHubClass1112 of course I will share.

    • @SkFaizanQureshi-zz7xl
      @SkFaizanQureshi-zz7xl 5 месяцев назад

      😅​@@LearnoHubClass1112

    • @Sitaram-c3c
      @Sitaram-c3c 4 месяца назад +1

      ​@@LearnoHubClass1112ma'am I am very tensed ma'am please help me just tell me ma'am I am very late to start 11th preparation
      Love from pune ❤❤❤

    • @Sitaram-c3c
      @Sitaram-c3c 4 месяца назад +1

      ​@@LearnoHubClass1112your explanation is very nice crystal clear thanks maam❤❤❤
      Really very awesome 😎😎💯💯💯

  • @AbhignaR
    @AbhignaR Месяц назад

    This teacher is so so underrated... You can blindly watch this video for getting your concepts cleared and for making your base strong.. Thank you so much ma'am... I enjoyed learning this

  • @ABHILIVE7
    @ABHILIVE7 4 месяца назад +6

    Thank you so much mam u helped me in every subject physics,and Chemistry 🧪
    U are the best teacher mam ❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️

  • @Hassnain-m7w
    @Hassnain-m7w 3 месяца назад +4

    I appreciate to your teaching and understanding to student every easily

  • @11Mystic_xR
    @11Mystic_xR 4 месяца назад +10

    ANY 12TH + NEET STUDENTS

  • @chanchaltarendra0966
    @chanchaltarendra0966 2 месяца назад +2

    Finally this chapter is crystal clear

  • @jemlessjimin6311
    @jemlessjimin6311 3 месяца назад +4

    1:02:05 what happened to your voice maam 😅

  • @KUscience-vh9el
    @KUscience-vh9el 7 дней назад +1

    Concept huaa crystal clear 😊

    • @LearnoHubClass1112
      @LearnoHubClass1112  5 дней назад

      Thank you :) Please spread the word if you want us to continue providing more such educational content.

  • @nayanbatra3709
    @nayanbatra3709 2 месяца назад +9

    NDA lovers makes vote

  • @karunarajput-dt7wc
    @karunarajput-dt7wc 4 месяца назад +21

    Any one watching in August...👇

  • @user_ME561
    @user_ME561 3 месяца назад +2

    Is lecture ke ppt ya phir notes kahan milenge mam?

  • @Dikshakalkandha-hv3qw
    @Dikshakalkandha-hv3qw 4 месяца назад +2

    I can understand well by roshni mam Thank you mam

  • @DishaKashyap-be3pp
    @DishaKashyap-be3pp 5 месяцев назад +35

    Mam I need this lecture,I am in 11th standard and my test is on tomorrow, thank you so much ma'am I love you so much ❤❤❤❤❤❤❤❤❤❤❤❤❤ wish me that I scored better in my test

    • @LearnoHubClass1112
      @LearnoHubClass1112  5 месяцев назад +17

      All the best

    • @DishaKashyap-be3pp
      @DishaKashyap-be3pp 5 месяцев назад +14

      Mam I gol full marks in my test.
      Thank you so much mam,💖

    • @shivani.1616
      @shivani.1616 5 месяцев назад +1

      Hey even I am in 11th currently hence I needed ur help, do u self study or attend coaching also which yt channel would u prefer for phy, thank u

    • @queen_.shimla
      @queen_.shimla 5 месяцев назад +6

      You have to see ashu sir vedio for physics

    • @ronk6836
      @ronk6836 5 месяцев назад +4

      No, for physics the best advice is the old videos of alakh Pandey sir
      The physics that he will teach you will be crystal clear to you.....🗿

  • @jayakumari8735
    @jayakumari8735 2 месяца назад +3

    2:09:39 mam calculation to main problem hoti h aapne wo hi nhi btayi😢

  • @Smartstudy1401
    @Smartstudy1401 5 месяцев назад +9

    First time I watching lecture in this channel, nice explanation mam ☺️

  • @Vibhuthakur7273
    @Vibhuthakur7273 3 месяца назад +4

    So much confusion...🙁 Kise kise inki theories aor drawbacks me confusion hoti h....🙁😂

  • @UziFern
    @UziFern 5 месяцев назад +2

    30:40 nah bro...the portrayal of R Millakand is so good (and hilarious)....that why i love learning throught this channel

  • @LataKushwaha-fk9pc
    @LataKushwaha-fk9pc 4 месяца назад +3

    Are we suppose to remember this chapter a whole year...😢 Why God💭

  • @MramzanKaboo
    @MramzanKaboo 3 месяца назад +2

    A.a mam I have an doubt mam atoms absorb a electromagnetic radiations as you say without visible radiation then why they emits a colours

  • @animeartwithabhijeet
    @animeartwithabhijeet 3 месяца назад +5

    Thanks mam.. You are just a hope for us. ❤❤

  • @Well_commentor
    @Well_commentor 26 дней назад +1

    Fact: Toughest chapter of chemistry of both 11th and 12th standard
    If you understand this chapter
    You can score 70/70 in chemistry!

  • @OmBhakti1
    @OmBhakti1 5 месяцев назад +16

    Mam you r not able to explain the concept deeply and in brief sorry to say mam but you r failed to explain some topics properly like Atomic specra , Emission spectra ,photo electric effect , Black body Radiation 😢 .
    I am watching your videos from 10 but in 11th it is difficult to understand your topics 😢 pls explain the topics briefly mam .
    Thankyou

    • @tarunsingh9472
      @tarunsingh9472 4 месяца назад +9

      Bro try to understand this channel is for boards level and mam is trying her to best and class 11th is harder than class 10th with vast syllabus and ik it's hard to understand the topics because topic hard hai bhai mam ne tho samjha Diya but khud se kuch nahi karoge tho kuch samaj nahi aayega, mane khud phale Anushka mam (pw) se pardha tab kuch nahi samaj aaya fir roshni mam ki video dekhi tab samaj aaya

    • @OmBhakti1
      @OmBhakti1 4 месяца назад +4

      @@tarunsingh9472 ok bro ab jakar mera ye ch samajh aya vo bhi apni sis se

    • @sagunasaran4185
      @sagunasaran4185 4 месяца назад +2

      Don't compare class X with XI and XII.

  • @hardikkumar4869
    @hardikkumar4869 2 месяца назад +5

    Any one watching on 1.75x??

  • @deepaksingh8450
    @deepaksingh8450 5 месяцев назад +12

    Yes mam, my concept is crystal clear 🙂

  • @krishnajeet_579
    @krishnajeet_579 5 месяцев назад +2

    Mam I think you are the best chemistry teacher for all students point of view 😊😊💞💯

  • @shakshibhukkal3915
    @shakshibhukkal3915 4 месяца назад +4

    Mam I see many times magnetic quantum number but my doubt does not clear -that how and fom where come Pxy ,Pyz come and I wrote them mam please explain it , when my school teacher teach us Chemistry I does not understand nicely the chapter and after school I attend your one shot youtube lectures mam your way of explain the chapter is so good but mam please reply to me

  • @Ayidas_620
    @Ayidas_620 3 месяца назад +2

    Best chemistry teacher in youtube ❤

  • @shorts_lovers95
    @shorts_lovers95 5 месяцев назад +4

    Mam you are so brilliant excellent explanation from ncert book

  • @rajkumari-ed5mp
    @rajkumari-ed5mp 13 дней назад +1

    Most Helpful Chapters Helps In Bsc 1st Year Chapter 1 to 5 All Chapters cover in class 11 single chapter 😅