9th Chemistry – OFF THE SCHOOL

9th Chemistry

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9th Chemistry

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Introduction to 9th Chemistry Digital Notes

Ch#01 Fundamentals of Chemistry 7 Topics

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What is Chemistry

Contributions of Chemists to Chemistry

Basic Definitions

What is Chemical Formula

Relative Atomic Mass and Atomic Mass Unit

Chemical Species

Chapter No 1 Quiz

Ch#02 Atomic Structure 10 Topics

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The Discovery Of Electron

Discovery Of Proton

Discovery Of Neutron

Rutherford’s Atomic Model

Bohr’s Atomic Model

Electronic Configuration

De Broglie Hypothesis

Chapter No 2 Quiz

Ch#03 Periodic Table and Periodicity Of Properties 11 Topics

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Dobereiner Law of Triads

Newland’s Law of Octave

Lother Meyer’s Classifications

Mendeleev’s Periodic Table

Modern Periodic Table and Law

Periods in Periodic Table

Types of Elements Based on Electronic Configuration

Ionization Potential

Electron Affinity

Electronegativity

Chapter No 3 Quiz

Ch#04 Chemical Bonding 8 Topics

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Non-polar covalent bond

Coordinate Covalent Bond or Dative Bond

Chapter No 4 Quiz

Ch#05 Physical States of Matter 8 Topics

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States of matter

Properties of Matter

Principles Governing Gas Behaviour in Chemistry

Plasma: (non-evaluative)

Chapter No 5 Quiz

Ch#06 Solutions 5 Topics

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What is Solutions

Aqueous Solution

Concentration Units

Chapter No 6 Quiz

Ch#07 Electrochemistry 8 Topics

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What is Electrochemistry

Faraday’s Laws of Electrolysis

Corrosion and Its Prevention

Chapter No 7 Quiz

Ch#08 Chemical Reactivity 9 Topics

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What is Chemical Reactivity

Position, Properties and Uses of Some Metals

Soft and Hard Metals

Inertness of Noble Metal

Commercial Value of Silver (Ag), Gold, and Platinum (Pt)

Comparison of Reactivity of the Halogen

Chapter No 8 Quiz

Paper Pattern of 9th Chemistry Karachi Board