Question

Atoms of elements on the left side of the periodic table have lower ionization energies than elements on the right.

Using your knowledge of ions you could infer that ionization energy refers to the energy needed for an atom to-

A. lose electrons.
B. gain electrons.
C. form ionic bonds.
D. form covalent bonds.

Answer 1

The ionization energy trend refers to the need of an ion to displace electrons, or lose them. Your answer should be A, unless I didn't understand the question correctly.