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Elements (11-18)
Atomic number, element name, and element symbol for elements 11-18
| Atomic Number | Element Name | Element Symbol |
|---|---|---|
| 11 | sodium | Na |
| 12 | magnesium | Mg |
| 13 | aluminum | Al |
| 14 | silicon | Si |
| 15 | phosphorus | P |
| 16 | sulfur | S |
| 17 | chlorine | Cl |
| 18 | argon | Ar |