N Avasthi Sir (Sodium Sir)

Welcome to Physical Chemistry Classes by Guru/Coach/IRONMAN 140.6/Ultra - Marathoner Narendra Avasthi (NA sir) .

NA sir is a Co- founder, Director & HOD of Physical Chemistry of Vibrant Academy kota . He has been serving the cause of education for the past 23+ years. He has taught & guided over 35,000 IITians including All India Ranks 1, 2, 3, 4, 5, 6, 9, 10 multiple times.

He is known affectionately as "Sodium Sir " by his loving students

He is also the famous author of "Problems in Physical Chemistry for JEE (Main & Advanced)" &

"Problems in Physical Chemistry for NEET".

He got the Prestigious Title of IRONMAN 140.6 at Hamburg, Germany in 2019 & FULL - IRON (New Dehli),

Comrades Marathon (89km) Finisher at South Africa in 2023

He also completed many ultra and full marathons in double digit including full marathon at Leh(Ladakh) under sub-normal

circumstances. He believes everything and anything can be achieved through hard work, dedication, discipline &

sustained efforts.