Alkane Nomenclature
Practicing your nomenclature for straight chain alkanes
Organic Chemistry-Quiz
Online Quiz
Elements Around Us
Think hard
Organic Chemistry
Choose wisely.
Tata nama Senyawa (Compound Nomenclature)
Kuis tatanama senyawa
Essential Chemistry- Density and CER Unit 1.3 Review
Essential Chemistry- Density and CER
Atomic Structure Lesson 2
i wish luck
Nano Chemistry
with my best wishes
Quantum Numbers
Chemical and Physical Change
A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting.