Category:Helium

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helium 
Helium discharge tube.jpg
chemical element with the chemical symbol He and the atomic number of 2
Wikipedia
Instance of chemical element (lithium, hydrogen)
Subclass of group 18,
period 1
Part of gas giant
Named after
Discoverer or inventor
Time of discovery or invention 18 August 1868
Authority control
GND ID: 4132459-6
Wikidata
Blue pencil.svg

Subcategories

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

C

F

H

L

Pages in category "Helium"

This category contains only the following page.

Media in category "Helium"

The following 101 files are in this category, out of 101 total.