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Chemistry | Class 9
Balochistan
Class 9
Chemistry (
Total Videos: 190
)
Preference
All Chapters
Chapter 1: Introduction of Chemistry
Chapter 2: Structure of Atoms
Chapter 3: Periodic Table and Periodicity of Properties
Chapter 4: Structure of Molecules
Chapter 5: Physical States of Matter
Chapter 6: Solutions
Chapter 7: Electrochemistry
Chapter 8: Chemical Reactivity
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 1 Introduction of Chemistry (
43 videos
)
  (
Practice Test
)
1.1: Branches of Chemistry (
Practice Test
)
Chemistry
31442 views
Physical Chemistry
16102 views
Organic and Inorganic Chemistry
31175 views
Biochemistry and Analytical Chemistry
9451 views
Industrial and Nuclear Chemistry
5939 views
Environmental Chemistry and Polymeric Chemistry
6312 views
1.2: Basic Definitions (
Practice Test
)
Matter
7257 views
Substance
6859 views
Element
11039 views
Symbols of Element
655 views
Compound
7437 views
Chemical Formula
5891 views
Naming Compounds
96 views
Mixture
6368 views
Comparison of Mixture and Compound
4233 views
Atoms - The Building Blocks of Matter
1037 views
Atomic Number and Mass Number
7401 views
Give Name and Symbol for the Elements
4090 views
Relative Atomic Mass and Atomic Mass Unit
16670 views
Average Atomic Masses
4441 views
Calculating the Average Atomic Mass
6716 views
Empirical Formula
13953 views
Empirical Formula-Covalent and Ionic Compound
8479 views
Molecular Formula
11052 views
Determining Molar Mass and Empirical Formula of Compounds
3091 views
Chemical Formulae of Ionic Compounds
118 views
Molecular Mass
5563 views
Formula Mass
6501 views
1.3: Chemical Species (
Practice Test
)
Ions, Cations and Anions
4183 views
Molecular Ion
8846 views
Free Radical
4728 views
Molecules and its Types
3795 views
1.4: Mole and the Avogadro's Number (
Practice Test
)
Mole
32346 views
Avogadro's Number
18020 views
Calculating Moles from Mass
11089 views
Calculating Mass from Moles
7590 views
Calculating Mass in Grams and Moles
7583 views
Mole-Mass Calculations
10808 views
Mole-Particle Calculations
6535 views
Calculating Mass in Grams of a Single Atom
6457 views
Calculating Number of Ions in the Compounds
6764 views
Calculating Number of Particles from Mass
4824 views
Calculating Mass and Moles of an Element from a Compound
7020 views
Chapter 2 Structure of Atoms (
18 videos
)
  (
Practice Test
)
2.1: Theories and Experiments Related to Atomic Structure (
Practice Test
)
Atom and its Structure
12165 views
Discovery of Electron (Cathode Rays)
57392 views
Properties of Cathode Rays
19273 views
Discovery of Proton
76940 views
Properties of Positive Rays
11665 views
Discovery of Neutron
26494 views
Properties of Neutron
8357 views
Rutherford's Atomic Model
22654 views
Advantages and Defects in Rutherford's Atomic Model
12554 views
Bohr's Atomic Theory
18709 views
Defects of Bohr's Atomic Model
11060 views
More Recent Structure of Atom
2.2: Electronic Configuration (
Practice Test
)
Electronic Configuration
13322 views
More on Electronic Configuration
7168 views
Electronic Configuration of Different Species
3186 views
2.3: Isotopes (
Practice Test
)
Isotopes
11479 views
Isotopes of Carbon, Chlorine and Uranium
4023 views
Uses of Isotopes
10948 views
Chapter 3 Periodic Table and Periodicity of Properties (
18 videos
)
  (
Practice Test
)
3.1: The Perodic Table (
Practice Test
)
Introduction to Periodic Law And Periodic Table
14803 views
Dobereiner's Triads Classification
14856 views
Newland's Octaves Law
12045 views
Mendeleev's Periodic Table
12771 views
Modern Periodic Table
15946 views
Periods in Modern Periodic Table
11219 views
Groups in Modern Periodic Table
14467 views
3.2: Periodicity of Properties (
Practice Test
)
Atomic Size and Atomic Radius
14240 views
Trend of Atomic Radius in Periodic Table
27707 views
Ionization Energy
10144 views
Trend of Ionization Energy in Periodic Table
14213 views
Electron Affinity
8741 views
Trend of Electron Affinity in Periodic Table
5145 views
Shielding Effect
16588 views
Trend of Shielding Effect in Periodic Table
5191 views
Electronegativity
5941 views
Trend of Electronegativity in Periodic Table
3354 views
Electronegativity Difference and Percentage Ionic Character
Chapter 4 Structure of Molecules (
21 videos
)
  (
Practice Test
)
4.1: Why do Atoms Form Chemical Bonds?
Introduction to Bonding
219 views
Why do Atoms Form Chemical Bonds?
14190 views
4.2: The Chemical Bond
Chemical Bond
10646 views
4.3: Types of Chemical Bonds (
Practice Test
)
Ionic Bond
12605 views
Covalent Bond
9028 views
Types of Covalent Bonds
6542 views
Single Covalent Bond
5587 views
Double Covalent Bond
4669 views
Triple Covalent Bond
4585 views
Dative Covalent Bond or Co-ordinate Covalent Bond
11277 views
Non polar Covalent Bond
5689 views
Polar Covalent Bond
7010 views
Metallic Bond
9117 views
Classify Bonds as Ionic or Covalent
1966 views
Drawing Lewis Dot and Cross Structures
2489 views
4.4: Intermolecular Forces (
Practice Test
)
Intermolecular Forces
13002 views
Dipole-Dipole Interactions
22680 views
Hydrogen Bonding
16302 views
4.5: Nature of Bonding and Properties (
Practice Test
)
Properties of Ionic Compounds
6118 views
Properties of Covalent Compounds
4346 views
Properties of Metals
4009 views
Chapter 5 Physical States of Matter (
27 videos
)
  (
Practice Test
)
5.1: The Gaseous State (
Practice Test
)
Common States of Matter (Solid, Liquid, Gas, Plasma)
5774 views
Shape and Volume of Gases
5044 views
Diffusion and Effusion in Gases
14761 views
Pressure and Standard Atmospheric Pressure
10827 views
Conversion of Units
1748 views
Compressibility, Mobility and Density of Gases
5546 views
5.2: Laws Related to Gases (
Practice Test
)
Boyle's Law of Gases
10840 views
Experimental Verification of Boyle's Law
9591 views
Graphical Explanation of Boyle's Law
15727 views
Charles's Law
11010 views
Experimental Verification of Charles' Law
6915 views
Graphical Explanation of Charles' Law
11236 views
Calculation of Volume of a Gas from Gas Laws
1141 views
Calculate Pressure from Gas Laws
894 views
5.3: The Liquid State (
Practice Test
)
Shape and Volume of Liquids
3996 views
Compressibility and Ease of Flow of Liquids
3178 views
Evaporation in Liquids and its Uses
7079 views
Vapour Pressure of Liquids
8063 views
Boiling Points of Liquids
7380 views
Diffusion in Liquids
3260 views
Density and Freezing Points of Liquids
1354 views
5.4: The Solid State (
Practice Test
)
Rigidity and Melting Point of Solids
3147 views
Density in Solids
2487 views
5.5: Types of solids
Amorphous Solids
8167 views
Crystalline Solids
9069 views
5.6: Allotropy (
Practice Test
)
Concept of Allotropy
7697 views
Allotropy and Allotropic Forms of Carbon
5677 views
Chapter 6 Solutions (
21 videos
)
  (
Practice Test
)
6.1: Solutions (
Practice Test
)
Introduction to Solutions
9101 views
6.2: Saturated, Unsaturated and Supersaturated Solutions
Types of Solutions on the Basis of Concentration
6379 views
6.3: Types of Solutions (
Practice Test
)
Types of Solutions on the Basis of Physical States
7216 views
6.4: Concentration Units (
Practice Test
)
Concentration Units
4906 views
Percentage Mass/Mass
6518 views
Percentage Mass/Volume
5106 views
Percentage Volume/Mass
3978 views
Percentage Volume/Volume
3822 views
Molarity and Preparation of Molar Solution
7927 views
Determining Molarity from Percentage by Mass of Solution
2469 views
6.5: Dilution of Solutions (
Practice Test
)
Dilution of Solution
659 views
Calculating Molarity of a Solution
3022 views
Calculating Molality of a Solution
1075 views
Calculations of Dilution of Solution
1896 views
Calculation of Volume from Neutralisation Reactions
905 views
6.6: Solubility (
Practice Test
)
Introduction to Solubility
8696 views
Solubility and Solute-Solvent Interactions
8133 views
The Effect of Temperature
5003 views
6.7: Comparison of Solution, Suspensions and Colloids (
Practice Test
)
Colloids
2997 views
Suspensions
1073 views
Comparison of Solution, Suspension and Colloid
5716 views
Chapter 7 Electrochemistry (
30 videos
)
  (
Practice Test
)
7.1: Oxidation and Reduction (
Practice Test
)
Introduction to Electrochemistry
14155 views
Oxidation and Reduction in Terms of Loss and Gain of Electron
9230 views
Oxidation and Reduction in Terms of Loss and Gain of Oxygen
4533 views
Oxidation and Reduction in Terms of Loss and Gain of Hydrogen
3301 views
7.2: Oxidation Number/State and Rules for Assigning Oxidation Numbers
Oxidation State and Rules for Assigning Oxidation State
10259 views
Finding out the Oxidation Numbers
9889 views
7.3: Oxidizing and Reducing Agents
Oxidizing and Reducing Agents
6716 views
7.4: The Oxidation-Reduction Reactions (Redox Reaction)
Oxidation and Reduction Reactions
7915 views
Identifying Substances Which are Oxidized or Reduced
9238 views
Identifying Oxidizing and Reducing Agents from the Reactions
10754 views
7.5: The Electrochemical Cell (
Practice Test
)
Concepts of Electrolytes
7997 views
Electrolytic cells
7932 views
Construction of an Electrolytic cell
3889 views
Working of Electrolytic cell
4206 views
Galvanic Cell and its construction
16981 views
Working of the Cell
5637 views
Comparison of Electrolytic and Galvanic cell
1141 views
7.6: Electrochemical Industries (
Practice Test
)
Dry Cell
3751 views
Lead-Storage Battery
7002 views
Electrolysis of Sodium Chloride
18966 views
Manufacture of NaOH from Brine
22474 views
7.7: Corrosion and its Prevention (
Practice Test
)
Rusting of Iron
17285 views
Prevention of Corrosion
5034 views
Zinc Coating
1880 views
Tin Coating
2704 views
7.8: The Electroplating Process (
Practice Test
)
Electroplating
2269 views
Electroplating of Tin
4100 views
Electroplating of Zinc
3164 views
Silver Plating
4221 views
Chrome Plating
10734 views
Chapter 8 Chemical Reactivity (
12 videos
)
  (
Practice Test
)
8.1: Metals (
Practice Test
)
Introduction to Chemical Reactivity
471 views
Metal and its Physical Properties
4237 views
Electropositive Character of Metals
5090 views
Physical Properties of Alkali and Alkaline Earth Metals
7228 views
Chemical Properties of Alkali and Alkaline Earth Metals
6355 views
Inertness of Noble Metals
3384 views
8.2: Non-metals (
Practice Test
)
Physical Properties of Non Metals
1691 views
Electronegative Character
942 views
Comparison of Reactivity of the Halogens
1529 views
Reaction of Non Metals with Hydrogen
1336 views
Reaction of Non Metals with Water
1520 views
Reaction of Non Metals with Sodium Hydroxide
728 views
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