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9th Class

9th Class Chemistry Lecture Notes

1. Atomic Structure

1.1 Atomic Structure Part 1

1.2 Atomic Structure Part 2

1.3 Atomic Structure Part 3

2. Periodic Table of Elements

2.1 Periodic Table of Elements Part 1

2.2 Periodic Table of Elements Part 2

3. Chemical Bonding and Reactions

3.1 Chemical Bonding and Reactions Part 1

3.2 Chemical Bonding and Reactions Part 2

3.3 Chemical Bonding and Reactions Part 3

9th class science book contain three chapter of chemistry which are atomic structure, periodic table of elements and chemical bonding and reactions. and we provide the chemistry notes of all these three chapters at above links at ChemistryNotesInfo website www.ChemistryNotesInfo.com or www.ChemistryNotes.in or  www.ChemistryNotesInfo.Blogspot.Com
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9th Class Chemistry Notes of CBSE NCERT MPBoard and all other state Board Exams notes.

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


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www.chemistrynotesinfo.com gives chemistry notes of class 9th, 10th, 11th, 12th, BSc and MSc and also provide special notes on Spectroscopy and Formul...