Chapter 1 – Fundamentals of Chemistry



–(Long Questions)–[Open]


–(Test Yourself / Conceptual Questions)–[Open]


–(Exercise: MCQ’s+Short Q+Long Q)–[Open]


–(Exercise: Numerical Problems)–[Open]


–(Extra: MCQ’s)–[Open]



  1. Define in organic chemistry. LHR 2014
  2. Define the term anion. Give one example. LHR 2014
  3. Differentiate between organic and in-organic chemistry. LHR 2014
  4. What is the difference between ions and free radicals? LHR 2014
  5. Differentiate between Homo atomic and Hetero atomic molecules. LHR 2015
  6. Write the chemical formulae of Aluminium Sulphate and Calcium Phosphate. LHR 2015
  7. Define Avogadro’s Number. LHR 2015
  8. Define Organic and In-Organic Chemistry. LHR 2015
  9. Define Tri-atomic and Hetero-atomic Molecule and give one example to each.LHR 2015
  10. Find out the molecules in 9 gram of water. LHR 2015
  11. Differentiate between Physical Chemistry and Biochemistry. GRW 2014
  12. Define empirical formula and molecular formula. GRW 2014
  13. Write two differences between lon and Atom. GRW 2014
  14. Differentiate between industrial and analytical chemistry. GRW 2014
  15. What is the difference between atoms and ions? GRW 2014
  16. Define atomic mass unit. Why is it needed? GRW 2014
  17. Define the term physical chemistry. GRW 2015
  18. Calculate the number of moles in 14 g of nitrogen gas. GRW 2015
  19. Calculate formula mass of K2SO4. GRW 2015
  20. Define analytical chemistry. GRW 2015
  21. Calculate the formula mass of sodium sulphate (Na2SO4). GRW 2015
  22. Define atomic mass unit (amu). GRW 2015
  23. Define organic chemistry. LHR 2016
  24. What is mole? LHR 2016
  25. Define biochemistry. LHR 2016
  26. Define valency with an example. LHR 2016
  27. What is molecular mass? Give one example.                                                 GRW 2016
  28. What is the difference between cation and anoin? GRW 2016
  29. Define Nuclear Chemistry. GRW 2016
  30. What is meant by mole? GRW 2016

9th Class Notes Links:


This Post Has 24 Comments

  1. Syed Zeshan Zarief


    1. Author


  2. Touseef

    Sir urdu medium k notes chea chemistry k

    1. Author

      Sorry dear, we don’t have at this time.

  3. Azlan

    How to download

    1. Author

      By Clicking top right corner Button of the document.

  4. princess45

    awsome 🙂

  5. muhadi sh

    this note is not impressive

    1. Author

      okay, but i can’t found that note on this page.

  6. aliza

    i need long qs of chapter 1

    1. Author

      The answers of long questions are in the (Long Question) Heading Section.

  7. Zeeshan

    AOA! Respected Sir! these notes are not from New Course i.e new Textbooks of KPK, plz upload MCQs from new Teextbooks of KP Govt. thanks alot 4 ur Kind Efforts Sir!

  8. anas

    i need all exercise 1.1 – 1.10

    1. Author

      you can download it.

  9. Syeada malaika zaidi

    I like this notes very very much they help me in difficult times thanks

    1. Author

      Thanks, share it.

  10. Shah Hoo

    These notes are proved very helpful to me

  11. Muhamma Shabban

    But How can we download?

  12. Subhan iqbal

    Thankyou for this notes. I hope this notes help me.

  13. anas

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  14. ayesha

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  15. Maisum khan

    I am very thankful to you people to provide such amazing notes
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  16. Ghania

    exercise long question 2 and 3 are not answered above…

  17. Malaika

    Words can’t describe how thankful I am for these notes.

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