Link to my free 12th class “Solution” chapter lectures: https://unacademy.com/lesson/type-of-solution-and-concentration-terms/8UVPYYLL
Link to my free 11th class “Chemical Bonding” lectures: https://unacademy.com/lesson/molecular-orbital-theory-and-bond-order/5JO4QKM9
Link to my free 12th class ” Electrochemistry” lectures: https://unacademy.com/lesson/electrolytic-cell-and-electeochemical-series/FU4Y9LRE
Link to my free 12th class ” Chemical Kinetics” lectures: https://unacademy.com/lesson/rate-of-reaction-and-order-of-reaction/VA7DCSTB
Many Chapters and Practice questions are published on my unacademy profile here (Remember it is FREEEEE OF COST): https://unacademy.com/user/aviaroraj-4190
My FACEBOOK page Link is: https://www.facebook.com/Made-Ejee-Chemistry-1920785268140341/ .