Hi student,

The best YouTube channel for IIT JAM Chemistry preparation is a channel named IIT JAM CHEMISTRY. This channel emphasizes specially on IIT Jam Chemistry only. One more channel called JAM CHEM also provided good content and is made only for IIT JAM Chemistry examination. A channel called Chem Academy is popular channel for Chemistry but it focuses on CSIR NET, GATE, IIT JAM, TIFR, DU M.Sc., JNU, BHU, UPSC CS, Geo Chemist, IFS, State PSC & all Chemistry oriented exams.

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!