Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Download
Course Overview (in Hindi)
1,088 plays

More
This lesson will help you understand what exactly you will be getting from this course.

Niharika John Mehra is teaching live on Unacademy Plus

Niharika John Mehra
|| 9 years of teaching experience || Youtuber || English Language & Grammar Expert || Masters in English ||

Comments
(1)
U
Unacademy user
in -i effect phenyl vinyl se phle ya baad m nh2 and c6 h5??