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First 18 Elements
the first 18 elements of the period table of the elements
number | element | Symbol |
---|---|---|
1 | Hydrogen | H |
2 | Helium | He |
3 | Lithium | Li |
4 | Beryllium | Be |
5 | Boron | B |
6 | Carbon | C |
7 | Nitrogen | N |
8 | Oxygen | O |
9 | Flourine | F |
10 | Neon | Ne |
11 | Sodium | Na |
12 | Magneseum | Mg |
13 | Aluminum | Al |
14 | Silicon | Si |
15 | Phosphorus | P |
16 | Sulfur | S |
17 | Chlorine | Cl |
18 | Argon | Ar |