I personally think that online video is the best way to explain complicated concepts on the web. Here is the list of online presentation I made :
Online Video for O level Chemistry
| Chapter | Title | price | format |
| 05 | Balancing Chemical Equation http://www.slideshare.net/cecilsie/c05-02-balance-eqn-002 | free | ppt |
| 08 | Acids http://www.slideshare.net/cecilsie/acids-v004 | free | ppt |
| 08 | Bases http://www.slideshare.net/cecilsie/base-v002 | free | ppt |
Online Video for JC Chemistry
| Chapter | Title | price | format |
| 01 | Composition of minerals http://www.authorstream.com/Presentation/cecilsie-1035922-q01/ | free | online video |
| 02 | Trend of atomic radius http://www.youtube.com/watch?v=DzJ-9X6cOFg&feature=youtu.be | free | online video |
| 02 | Trend of ionic radius http://www.youtube.com/watch?v=xNpEzPsmFeU&feature=youtu.be | free | online video |
| 02 | Trend of 1st IE http://www.youtube.com/watch?v=Jvp4NJK3s5U&feature=youtu.be | free | online video |
| 02 | Trend of 2nd IE http://www.youtube.com/watch?v=K4PVNx_HuA8 | free | online video |
| 02 | Trend graph.pdf
Download and print this file to help you learn the 4 videos above. http://www.scribd.com/doc/93913304/Trend-Graph |
free | pdf file |
| 05 | VSEPR stearic number
4 part 1 http://www.youtube.com/watch?v=PiEGRFRmTak&feature=youtu.be |
free | online video |
| 05 | VSEPR stearic number
4 part 2 http://www.youtube.com/watch?v=THqeTOrVFTQ&feature=youtu.be |
free | online video |
| 05 | VSEPR stearic number
4 part 3 http://www.youtube.com/watch?v=od1SWAm3SeE&feature=youtu.be |
free | online video |
| 07 | Calculating Kp part 1 http://www.youtube.com/watch?v=pi-MyuZvb_w&feature=youtu.be |
free | online video |
| 07 | Calculating Kp part 2 http://www.youtube.com/watch?v=RofDhY1Bziw&feature=youtu.be |
free | online video |
| 07 | Basic pH Calculation http://www.authorstream.com/Presentation/cecilsie-1368585-basic-formula-v001/ | free | online video |
| 07 | pH of solution part 1 http://www.youtube.com/watch?v=dfyI5kdezHI&feature=youtu.be | free | online video |
| 07 | pH of solution part 2 http://www.youtube.com/watch?v=5v5vjuiUk8E&feature=youtu.be | free | online video |
| 07 | pH of solution part 3 http://www.youtube.com/watch?v=nQ1SrfaJE5I&feature=youtu.be | free | online video |
