Contents (3)
Data
| Atomic number | 17 |
|---|---|
| In-game identifier | minecraft:element_17 |
| Numeric id | 283 |
| Chemical symbol | Cl |
| Atomic mass | 35.45 |
| Category | Diatomic Nonmetal |
| Phase at room temperature | Gas |
| Group | 17 |
| Period | 3 |
How to make it
Place an Element Constructor, then set the protons to 17. The number of protons is what decides which element you get; neutrons and electrons change it into an isotope or an ion of the same element.