Question
What common characteristic is generally shared by the elements at the center of a period?
They are the least reactive elements.
They have the most orbitals.
They are nonmetals.
They have the lowest atomic mass.
They are the least reactive elements.
They have the most orbitals.
They are nonmetals.
They have the lowest atomic mass.
Answers
GPT 3.5
They have the highest atomic mass.