9th Class Chemistry Lecture Unit :1 Part:2 (PTB Syllabus)

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9th and 10th class English, Biology, Physics, Chemistry, and Computer Science Lectures for Punjab Boards. Class 9th 10th , IX/SSC-1/Matric. These Lectures are per the Latest Syllabus/Course Prescribed by the Boards of Intermediate and Secondary Education (BISEs) of Punjab Province and prescribed by the Department of Education, Punjab Government, Lahore.

In this video,

I covered these things.

Lecture

Unit:1

Part:2

Fundamental of Chemistry,

1.2.3 Relative Atomic Mass and Atomic Mass Unit,

1.2.4 How to write a Chemical Formula,

1.2.4.1 Empirical formula,

1.2.4.2 Molecular Formula,

1.2.5 Molecular Mass and Formula Mass,

1.3.1 Ions (Cations and Anions), Molecular Ions and Free Radicals,

1.3.1.1 Molecular Ion,

1.3.1.2 Free Radicals,

1.3.2 Types of Molecules,

1.5.2 Mole (Chemist secret unit),

1.6 CHEMICAL CALCULATIONS,

1.6.2 Mole-Particle Calculations,

THE MOLECULARITY OF THE PHYSICAL WORLD.,

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