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Basic Organic Chemistry Quiz Online

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Basic Organic Chemistry concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Basic Organic Chemistry quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT, ECAT, NUST, NUMS, JEE, NEET).


  1. Select the correct option after having confirmation in your mind.
  2. Once you select one option, the system will not allow you to change.
  3. After your selection, the system will automatically let you know about your answer right or wrong.
  4. Use the Next Button to continue to take questions on this particular quiz. Every quiz has multiple questions on multiple pages.
  5. On the last page, there will be the Finish Button instead of the Next Button.
  6. Press Finish Button to check your consolidated quiz result.
  7. You should achieve 70% to pass on a particular quiz after attempting all questions in the quiz.
  8. You can try unlimited times to improve your score.
  9. Best of luck.

Now, Start taking quiz.


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#1. Main source of organic compounds is:

#2. Octane number can be improved by:

#3. Hydrocarbons, which burn with smoky flame, are called:

#4. Octane number 2 2 4-trimethyl pentane is:

#5. Propene can exhibit:

#6. Geometric isomerism is usually found in:

#7. Pentane and 2-methyl butane have the same:

#8. Organic compounds that are essentially nonpolar and exhibit weak intermolecular forces have:

#9. The first organic compound was synthesized in laboratory by:

#10. According to vital force theory:

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