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Elements 11-20
Practice the names and symbols for elements 11-20
| Element | Symbol |
|---|---|
| sodium | Na |
| magnesium | Mg |
| aluminum | Al |
| silicon | Si |
| phosphorus | P |
| sulfur | S |
| chlorine | Cl |
| argon | Ar |
| potassium | K |
| calcium | Ca |