Which of the following traits characterizes the alkali metals?
A) very high melting point
B) formation of dianions
C) existence as diatomic molecules
D) the lowest first ionization energies in a period
E) the smallest atomic radius in a period

Question

Quizplus · Accepted Answer

The alkali metals have the lowest first ionization energies in a period, meaning that it is easy to remove the outermost electron from their atoms to form positively charged ions.

Which of the Following Traits Characterizes the Alkali Metals