Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Solid State (Part I)
784 plays


Sachin Rana is teaching live on Unacademy Plus

Sachin Rana
IVth Year UG, IIT Bombay | YouTuber (143k subs) | Mentored 3 under 100 ranks in JEE Advanced | No. 1 educator for Organic Chemistry

Unacademy user
all points covered. Thanks a ton!!!
your words are encouraging
Sir in first question... The answer is right bt bt there's some calculations radius of nh4 would be asked and that be 335.1-181=154.1
Aryan Das
9 months ago
yes you are right
Aryan Das
9 months ago
But the answer must 174.1 in first question
Sasidhar buddha
6 months ago
no answer is correct..