Question

students choose an option
periodic table groups and families
#1
select the choice that best describes elements in group
18/8a on the periodic table
your response

Explanation:

Group 18/8A in the periodic table is known as the noble gases. Noble gases have a full valence shell of electrons, which makes them very stable and not reactive under normal conditions. Halogens (Group 17) are reactive, alkali metals (Group 1) are very reactive.

Answer:

the noble gases, not reactive