To download mp3 (audio): Click "Download mp3" button
To Cut/Crop mp3: Please use the slider below and click on "Download mp3" button to download the selected part.
Note that video to mp3 conversion output is limited to 10 minutes.
In this video i have tried to give the basic concept behind the topics of organic chemistry such as
5. Nature of organic reaction
6. Substitution reaction
7. Addition reaction
8. Elimination reaction
9. Rearrangement reaction