Punjab Chemistry Online 9th Class Test Lesson 1 Fundamentals of Chemistry

The Branch of Science which is concerned with the substances of which matter is composed the investigation of their properties and reactions, and the use of such reactions to form new substances. The properties such as structure of atoms or formation of molecules behavior of gasses, Liquids and solids.

Fundamentals of Chemistry Lesson 1 Online Test 9th Below




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13 comments

  1. very interesting .and good prepartion for all

  2. good……I also

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    Got 100% in this

  4. Muhammad Tasnim Raza

    it is usefull 4 final exams

  5. Iñöçêñt Khan

    works hard guys ……………

  6. huraaaa! i get 100% marks

  7. thats interesting ……. :*
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  8. i am trying to get 99.9% marks in this subject

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