This ebook is for Secondary School student taking O level Chemistry. Using this book, you can learn :
- how to calculate oxidation states
- how to create oxidation half equation and reduction half equation.
- how to predict the observation of an electrolysis reaction.
![wp926406f3_0f.jpg](http://singaporestudent.com/_wp_generated/wp926406f3_0f.jpg)
To buy the ebook at USD$ 8.88, click the button below: