National Science Teachers Association
Monovalent Polyvalent
Which compounds have only one valence bond, and which have two? Chemistry classes sort cards into groups of monovalent and polyvalent piles, according to their bonds. There are 20 cards to identify; half of them name the compound, while...
Curated OER
Using the Stock System
In this compounds worksheet, students learn the rules for naming compounds, the stock system. Students apply these rules by writing the names or formulas for the 20 given compounds.