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Always have at hand your reference table of the chemical elements.

Ideal for secondary level: Chemistry and formulation of compounds. 

"Valences' Table" is an application that will help you to memorize the valences or oxidation states of elements.

The table is ordered by groups of elements, according to their nature and behavior.

You can identify the groups through their colors, thus facilitating memorization by association.

The application also incorporates "learning cards" as a learning technique.

This table contains the most common elements used to formulate components at school. 
If you need an exhaustive list off all elements refers to a "periodic" table

Now it includes a section to practice memorization of symbols, names and classification

Play and learn all at once

Table of valences

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