Chemistry for 9th clas
By Ayesha aashi

  • 1 student
Starting 10 days ago

About this course

In this course we will develop clear understanding of these imporatant topics of 9th class chemistry. We will compare and learn postulates and drawbacks of all the atomic models. 1.Thomson's modal of atom 2.Rutherford's model of an atom 3.Bohar's modelnof atom 4.Distribuition of electrons into different orbits 5.Valency 6.Atomic number and mass number 7.Isotopes and isobars


Ayesha aashi
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I have the ability to explain difficult things in a simple and easy way. I can see a situation from student perspectives so i can develop good understanding and communication with students.


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Online Lectures
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