References

http://www.visionlearning.com/library/module_viewer.php?mid=54

http://www.wisegeek.com/what-are-chemical-reactions.htm

http://www.answers.com/topic/chemical-reaction

http://misterguch.brinkster.net/6typesofchemicalrxn.html

http://www.shodor.org/unchem/basic/chemreac/index.html

My Textbook:InScience vol.2

Lower Secondary Science Study Guide (Casco)

Effective learning Lower secondary science(wisemann publishing)