Monday, December 14, 2009

Chemical formula or Chemical equation??

Many students get confused of chemical formula and chemical equation. Here, I will show a few examples of chemical formulae and equations and their descriptions. Hopefully, this will help you to distinguish between the two.

Chemical formula
A chemical formula tells us the composition of a compound in a short form but understandable to anyone with, at least, basic chemistry. We have a few types of chemical formulae such like :



Chemical equation
Meanwhile, a chemical equation describes a chemical reaction, which means it describes the interaction between reacting chemical substances (called reactants) to produce new chemical substances (called products). There are also a few types of chemical equations, namely :



Remember to balance the chemical equations every time you write them.

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