Which statement best describes what the ionization energy of an element is?

A. The tendency of an atom to pull the electrons in a bond toward that atom
B. The energy to pull a proton off an atom
C. The energy to add several electrons to that element
D. The energy to pull an electron off an atom

Question

Which statement best describes what the ionization energy of an element is?

 		A.	The tendency of an atom to pull the electrons in a bond toward that atom
 		B.	The energy to pull a proton off an atom
 		C.	The energy to add several electrons to that element
 		D.	The energy to pull an electron off an atom

solomonzelman · Answer

https://en.wikipedia.org/wiki/Ionization_energy

solomonzelman · Answer

read from "The nth ionization energy refers...."

lilday12 · Answer

I dont get it