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First 20 Elements
H-Ca
Term | Definition |
---|---|
1 | Hydrogen |
2 | Helium |
3 | Lithium |
4 | Beryllium |
5 | Boron |
6 | Carbon |
7 | Nitrogen |
8 | Oxygen |
9 | Fluorine |
10 | Neon |
11 | Sodium |
12 | Magnesium |
13 | Aluminum |
14 | Silicon |
15 | Phosphorous |
16 | Sulfur |
17 | Chlorine |
18 | Argon |
19 | Potassium |
20 | Calcium |