Beryllium is in the Element category Alkeline Earth Metals
noble gas family, group 18
oxygen is one of the noble gasses.
Hassium is placed in the period 7 and group 8 (iron group) of the periodic table of Mendeleev.It is a member of the transactinoids family.
element 17 (Cl) chlorine belongs to the hologen group. It is a gas.
Wheat (Triticum aestivum) is in the grass family (Poaceae = Gramineae) and so does not constitute a family itself. The Poaceae includes almost all the plants we call grasses as well as bamboos and reeds. Many of the most important food-plants are in the family, including barley, maize/corn, oats, rice, rye and wheat.
noble gas family, group 18
neon is a noble gas.
alkaline earth metals
Group 15
Arachnid family
Metals
percussion
Halogen
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Americium is a member of the actinoids family.
Meitnerium is a member of the transactinoids family.
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