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Najam Academy

Chemistry

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55 items
Last updated on May 23, 2022
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What is an Atom? Chemistry
10:59
Why atoms can neither be created nor destroyed?
2:29
Element, Compound and Mixture | Chemsitry
10:36
Difference Between Element and Compound | Chemistry
4:49
What is a molecule ? Chemistry
7:28
Atoms and Molecules | Difference Between Atom and Molecule
8:07
2 Easy Definitions of Molecules | Chemistry
5:24
How molecules are formed? Chemistry
6:08
What is Mixture in Chemistry?
4:52
Pure Substances and Mixtures | Chemistry
6:57
Homogeneous and Heterogeneous Mixture | Chemistry
5:01
10 Examples of Homogeneous Mixtures and Heterogeneous Mixtures
3:41
Difference between Mixture and Compound in Chemistry
4:16
Atomic Number and Mass Number | Chemistry
8:26
Relative Atomic Mass | How to Find Relative Atomic Mass of an Element?
7:57
Mole and Avogadro's Number | Chemistry
7:14
what is an Ion? | Cation and Anion | Chemistry
6:00
What are Isotopes? | Chemistry
6:15
Atomic Structure: Protons, Electrons & Neutrons | Chemistry
7:02
Subatomic Particles of an Atom | Chemistry
5:07
Mendeleev's Periodic Table | Chemistry
7:14
Merits and Demerits of Mendeleev's Periodic Table | Chemistry
3:31
Modern Periodic Table | Chemistry
7:00
What is Atomic Radius? Periodic Trends
8:04
Ionic Radius | Trends of Ionic Radius in Periodic Table
9:00
How to find the number of Protons, Neutrons and Electrons? Chemistry
7:15
How to find Group, Period and Block of an element?
8:27
Basic Introduction of electronic Configuration
7:28
What are Shells, Subshells, and Orbitals? | Chemistry
6:00
Difference Between Orbits and Orbitals | Chemistry
8:11
SPDF Electronic Configuration Trick | Super trick
4:36
How to Calculate Valency of Elements? Chemistry
8:54
The Shapes of Atomic Orbitals s-orbital, p-orbital and d-orbital
10:53
Quantum Numbers | What are the 4 Quantum Numbers? Chemistry
12:10
Acids Bases And Salts | Chemistry
5:41
Bronsted Lowry Acids and Bases | Chemistry
5:31
Melting Point, Boiling Point and Freezing Point | Chemistry
6:45
Difference Between Solute and Solvent | Chemistry
3:39
Solute, Solvent and Solution | Chemistry
8:07
Solution, Suspension and Colloid | Chemistry
8:06
Types of Colloids and Examples of Colloids
4:52
9 Types of Solution |  Chemistry
5:26
Aqueous Solution Chemistry
5:29
What is Dilute Solution? Chemistry
5:04
Saturated, Unsaturated and Supersaturated Solution | Chemistry
8:17
What is Solubility? Chemistry
5:50
Physical Properties of Metals and Non-metals | Chemistry
4:24
Ionic and Covalent Bonds | Chemical Bonding
7:04
Intermolecular Forces and Intramolecular Forces | Chemistry
6:53
Dipole Dipole Forces and  Interactions | Chemistry
5:46
Hydrogen Bonding | Chemistry
6:31
Polar And NonPolar Molecules | Chemistry
8:47
London Dispersion Forces | Chemistry
6:56
Metallic Bonding | Chemistry
5:42
Chemical Properties of Metals | Chemistry
5:54