ATOMIC STRUCTURE:Part 1 Introduction ⚡explained in telugu🔥

00:31:51
https://www.youtube.com/watch?v=iMtcgi9CFac

الملخص

TLDRThe video provides an introduction to atomic structure, emphasizing the role of atoms as the fundamental building blocks of matter. Key concepts such as negatively charged electrons and positively charged protons are highlighted. Historical models, including those by John Dalton and J.J. Thompson, are discussed. Important scientific laws such as the conservation of mass and constant composition are mentioned. The video also reviews key parameters related to electrons, including their charge and mass characteristics.

الوجبات الجاهزة

  • 🔬 Atoms are crucial as the basic units of matter.
  • ⚛️ Negatively charged electrons and positively charged protons are integral components of an atom.
  • 📜 Historical atomic models by Dalton and Thompson are explored.
  • 📏 The law of conservation of mass is a focus of the discussion.
  • 🔄 Constant composition and vertical proportion laws are mentioned.
  • 📊 Charge-to-mass ratio of electrons is explained.
  • ⚖️ Specific values for electron mass and charge are given.
  • 🧪 Thompson's and quantum mechanical atomic models are compared.
  • 🧲 Electrons' accepted values for charge and mass are recalculated.
  • ➕ Protons have a positive charge, balancing electrons' negative charge.

الجدول الزمني

  • 00:00:00 - 00:05:00

    The video begins with an introduction to atomic structure, emphasizing that atoms are the fundamental building blocks of matter. The discussion mentions John Dalton's early atomic theory and hints at the progression to the quantum mechanical model, marking the historical timeline in atomic theory development.

  • 00:05:00 - 00:10:00

    The focus is on the fundamental particles constituting atoms: negatively charged electrons and positively charged protons. It mentions J.J. Thompson's model from 1897, which is a key historical moment in atomic theory development.

  • 00:10:00 - 00:15:00

    Addressing the laws of chemistry, the video touches on the conservation of mass and the law of constant composition, providing the viewer with foundational chemical principles. There is also mention of cathodes, likely relating to cathode ray experiments important in discovering electrons.

  • 00:15:00 - 00:20:00

    The video continues discussing the contributions of 1897, reiterating significant events or findings from that year which are pivotal to atomic theory and chemistry, although specific details are not provided in this segment.

  • 00:20:00 - 00:25:00

    A technical explanation involving calculations of charge-to-mass ratio is given, referencing historical scientific values and comparing them with accepted contemporary values. This section highlights the importance of empirical data in validating scientific theories.

  • 00:25:00 - 00:31:51

    The video concludes with references to neutron mass and standard values, bridging historical scientific findings with accepted modern scientific knowledge. The inclusion of precise values like the mass and charge of neutrons underscores the precision of modern atomic theory.

اعرض المزيد

الخريطة الذهنية

فيديو أسئلة وأجوبة

  • Which scientists are mentioned in the video regarding atomic models?

    John Dalton and J.J. Thompson.

  • What key scientific laws are discussed?

    The law of conservation of mass and constant composition.

  • What particles are identified as part of an atom?

    Negatively charged electrons and positively charged protons.

  • How does the video define atoms?

    It describes them as the building blocks of matter.

  • Are atomic models discussed in the video?

    Yes, specifically Thompson's and the quantum mechanical models.

  • What electron charge and mass values are given?

    1.6 x 10^(-19) for electrons, with a mass ratio involving 9.1094 x 10^(-31) kg.

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الترجمات
en
التمرير التلقائي:
  • 00:00:08
    hi hello everyone welcome to chemistry
  • 00:00:09
    dixo
  • 00:00:11
    today's topic is atomic structure so
  • 00:00:13
    atomic structure introduction
  • 00:01:05
    [Music]
  • 00:01:24
    blocks
  • 00:02:48
    imaginary
  • 00:05:07
    negatively charged electrons
  • 00:05:11
    negatively charged electrons
  • 00:05:15
    negatively charged electrons
  • 00:05:20
    positively charged protons
  • 00:06:19
    atoms are the fundamentals of building
  • 00:06:22
    blocks of
  • 00:06:23
    matter so matter low atoms
  • 00:06:29
    building blocks building blocks
  • 00:07:56
    thompson
  • 00:08:31
    quantum mechanical atomic model and mata
  • 00:08:35
    next to quantum mechanical mechanical
  • 00:08:39
    atom model
  • 00:08:44
    so 1898 long
  • 00:08:48
    john dalton 1897 jj thompson model
  • 00:08:52
    19
  • 00:12:51
    conservation of mass law of
  • 00:12:55
    conservation of
  • 00:12:58
    muscle
  • 00:13:01
    so next to la of
  • 00:13:05
    constant composition
  • 00:13:12
    so law of vertical proportion
  • 00:13:16
    we turned into green ah
  • 00:14:14
    subscribe
  • 00:14:42
    cathode
  • 00:17:30
    negatively
  • 00:17:58
    does not depend
  • 00:18:27
    so next 1897
  • 00:18:31
    1897
  • 00:18:40
    1897
  • 00:21:00
    so
  • 00:21:28
    1.75 double i two
  • 00:21:30
    zero into ten to the power of eleven
  • 00:21:33
    coulomb kg
  • 00:21:34
    inversion
  • 00:21:38
    charge two mass ratio any money along
  • 00:21:41
    the one point seven five double
  • 00:22:10
    1868
  • 00:22:38
    so accepted value intended minus one
  • 00:22:41
    point
  • 00:22:41
    zero one point six zero
  • 00:22:44
    two six zero two two into ten to the
  • 00:22:48
    power of
  • 00:22:48
    minus nineteen nine accepted sorry value
  • 00:22:50
    now except chaser and mata
  • 00:22:52
    so
  • 00:23:07
    e is equal to e by
  • 00:23:10
    e by m e so my key value enthusiasm 1.6
  • 00:23:15
    into 10 to the
  • 00:23:16
    1.6 into 10 to the power of minus 19
  • 00:23:20
    by integrand
  • 00:23:25
    zero into 10 to the power of 11 coulomb
  • 00:23:28
    kg inverse so it ended
  • 00:23:34
    9.1094
  • 00:23:47
    10 to the power of
  • 00:25:12
    present
  • 00:26:50
    1932
  • 00:28:47
    [Music]
  • 00:29:55
    into 10 to the power of minus 27 kg
  • 00:30:00
    neutron mass got the same 1.267 into 10
  • 00:30:04
    to the power of minus 27
  • 00:30:06
    kg
  • 00:30:17
    minus 1.6 into 10 to the power of
  • 00:31:50
    thank you
الوسوم
  • atomic structure
  • atoms
  • electrons
  • protons
  • scientific laws
  • Dalton
  • Thompson
  • quantum model
  • mass ratio
  • conservation