Mercuryvapor vs Halogen - What's the difference?

mercuryvapor | halogen |


As a noun halogen is

halogen (any element of group 7).

mercuryvapor

Not English

Mercuryvapor has no English definition. It may be misspelled.

halogen

English

Noun

(en noun)
  • (chemistry) Any element of group 7, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal.