| Lecture 2nd of solid state |  |  17/04/2020  | 
| Lecture 3rd solid state |  |  20/04/2020  | 
|  |  |  27/04/2020  | 
|  |  |  24/04/2020  | 
|  |  |  02/05/2020  | 
|  |  |  27/04/2020  | 
| Lecture 1 st solid state |  |  27/04/2020  | 
|  |  |  27/04/2020  | 
| Lecture 5th (last) solid state |  |  27/04/2020  | 
| Lecture 4th solid state |  |  24/04/2020  | 
|  |  |  16/05/2020  | 
| Lecture 5th The solution |  |  11/05/2020  | 
| Lecture 1st The Solution |  |  02/05/2020  | 
| Lecture 3rd- The solution |  |  05/05/2020  | 
| Lecture 2nd -The Solution |  |  02/05/2020  | 
| Lecture 4th The solution |  |  11/05/2020  | 
| Lecture 6th The solution |  |  15/05/2020  | 
| Lecture 6th The solution |  |  15/05/2020  | 
| Lecture 7th(Last) The solution |  |  15/05/2020  | 
| Lecture 6th Electrochemistry |  |  27/07/2020  | 
| Lecture 1st Electrochemistry |  |  16/05/2020  | 
| Lecture 2nd Electrochemistry |  |  15/07/2020  | 
| Lecture 3rd Electrochemistry |  |  20/07/2020  | 
| Lecture 4th Electrochemistry |  |  22/07/2020  | 
| Lecture  5 th Electrochemistry |  |  25/07/2020  | 
| Chapter 4 chemical kinetics Lecture 1 |  |  30/07/2020  | 
| Lecture 2nd chemical kinetics |  |  04/08/2020  | 
| Lecture 3rd chemical kinetics |  |  07/08/2020  | 
| Lecture 4 chemical kinetics |  |  11/08/2020  | 
| Lecture 2 Surface chemistry |  |  26/08/2020  | 
| Lecture 4 surface chemistry |  |  28/08/2020  | 
| Lecture 5 chemical kinetics |  |  14/08/2020  | 
| Lecture 6th chemical kinetics |  |  14/08/2020  | 
| Lecture 1 Surface chemistry |  |  25/08/2020  | 
| LECTURE 3 Surface chemistry |  |  27/08/2020  | 
| Lecture 5th Surface chemistry |  |  29/08/2020  | 
| Lecture 6 th Surface chemistry |  |  31/08/2020  | 
| Lecture 7th surface chemistry |  |  04/09/2020  | 
| Lecture 8 Surface chemistry |  |  07/09/2020  | 
| Lecture 1 P-block |  |  09/09/2020  | 
| Lecture 2 P-Block |  |  10/09/2020  | 
| Lecture 3 P-block |  |  15/09/2020  | 
| Lecture 4 P-block |  |  17/09/2020  |