9th Class

9th Class Science Chemistry Notes


Dear science students, you can read & download 9th class chemistry notes pdf English medium. These science notes are prepared by www.ChemistryNotesInfo.com as per class 9 syllabus. 9th class chemistry notes of chapter 1, 2, 3, 4... are given below.


  1. Matter in our surroundings 
  2. Is matter around us pure 
  3. Atoms and molecules 
  4. Structure of the atom
  5. Periodic Table of Elements
  6. Chemical Bonding and Reactions

9th class science book contains four chapter of chemistry which are matter in our surroundings, is matter around us pure, atoms and molecule, structure of atom. Periodic table of elements, chemical bonding and reactions are some chapters which are not in NCERT book but is present in state board or some school-books. And we provide the chemistry notes of all these chapters at above links. 

Dear Students, you can also learn more about more basic chemistry terminologies at given below links:

But if your state board or books contains other chapters then visit 10th class page to get those chapter at ChemistryNotesInfo website www.ChemistryNotesInfo.com or www.ChemistryNotesInfo.Blogspot.Com.

For more daily updates like our Facebook page at www.facebook.com/chemistrynotesinfo

9th Class Chemistry Notes of CBSE NCERT MPBoard and all other state Board Exams notes.

Dear Science students you can see slideshow & listen podcast of below topics by clicking on Slideshow & Podcast-
  1. Matter in our surroundings Slideshow & Podcast
  2. Is matter around us pure Slideshow & Podcast
  3. atoms and molecules Slideshow & Podcast
  4. Structure of the atom Slideshow & Podcast
  5. Periodic Table of Elements Slideshow & Podcast
  6. Chemical Bonding and Reactions Slideshow & Podcast


9th Class Chemistry Notes PDF English Medium Downloading Links-

Below IX class chapters PDF notes can be downloaded from our telegram channel.



Join us at Telegram : https://t.me/chemistrynotesinfo

These 9th Class Science Notes of CBSE, NCERT and other Board Exams by ChemistryNotesInfo contain following topics

Atomic Structure

Dalton Atomic Theory
Constituting particles of atom
Discovery of Electron
Properties of Cathode Rays
What is X-rays?
Why X-rays are used in medicalsciences?
Determination of charge tomass ratio of electron (e/m)
Millikan's Oil Drop Experiment
Calculation of mass ofelectron
Mass of electron in comparisonwith atom
Discovery of Proton
Why anode rays are called ascanal rays?
Properties of Anode Rays
Determination of charge to mass ratio of proton (e/m)
Charge on proton
Discovery of Neutron
Dalton Atomic Model
Thomson's atomic model
Rutherford's atomic model
Bohr's atomic model
Atomic Number
Mass Number
Isotopes
Types ofIsotopes
Isobars
Distributionof electrons in various orbits
Bohr Bury Scheme
ValenceElectrons and Valency
Radioactivity
Penetrating Power of alpha beta gamma rays
Tracertechnique of radioactive isotopes
Variousfields of tracer techniques
Carbon Dating

  Periodic Table of Elements

Prout’s Hypothesis – 1815

Dobereiner’s Triads – 1829

Newland’s Law of Octaves – 1863

Lother Meyer Curves – 1869

Mendeleev’s Periodic Table – 1869

Modern Periodic Laws of Moseley -1913

ModernPeriodic Table ( of 18 columns )

PeriodicProperties of the Elements

Atomic Sizeor Atomic Radius

IonizationEnergy

ElectronAffinity

Metallic and Non-Metallic characters
Metalloids

Chemical Bonding and Reactions



1 Comments

  1. Jacksondom6Wednesday, November 9, 2022 at 10:42:00 AM GMT+5:30

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