Category:Periodic table group 18

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Group 18 elements are more commonly known as the noble gases. For some purposes, helium is considered differently to the other Group 18 elements — for instance, it has two valence electrons, not eight.

Subcategories

This category has the following 7 subcategories, out of 7 total.

1

  • Helium(7 C, 1 P, 100 F)

2

  • Neon(5 C, 1 P, 106 F)

3

  • Argon(3 C, 1 P, 80 F)

4

5

  • Xenon(2 C, 1 P, 47 F)

6

  • Radon(1 C, 1 P, 29 F)

7