Ellingham diagram in hindi for JEE /NEET - Videos

kis chapter ka hai

Please sir upload mole concept lecture

plz upload all videos of this chapter (metallurgy) plz.

sir plzz upload solution by ps sir …. and thanks sir..

Sir, why have you removed atomic structure? Will you add it again?

ya please upload mole concept and atomic structure…..plz sir……………….

Solid state ps ka plz??????????????

sir please also unhide gaseous state

Sir please upload full lecture of mole concept