The group of atoms at the beginning of periods of the periodic table are called:
A) alkali metal atoms
B) rare earth atoms
C) transition metal atoms
D) alkaline atoms
E) inert gas atoms

Question

Quizplus · Accepted Answer

Alkali metals are located at the beginning of periods (except for the first period) in the periodic table, characterized by their single valence electron, making them highly reactive.

The Group of Atoms at the Beginning of Periods of the Periodic