The group names 1-8 on the periodic table

Explanation:

Alkali metals (rarely 'Hydrogen and the alkali metals')

Alkaline earth metals (in old chemistry this name applied only to Ca and its congeners)

Icosagens (unofficial name; aka Boron group; rarely Earth metals)

Crystallogens (unofficial name; aka Carbon group; rarely Adamantogens[a] or Merylides[b])

Pnictogens

Chalcogens

Halogens

Noble gases (rarely Aerogens). The Group name may have to be changed to the “Helium group” since oganesson is not expected to be noble.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

if you know your abc's you should be able to get your answer or just use google