Ionization Energy Quiz

What is ionization energy?

• The energy released when an atom gains an electron

• The energy required to split an atom into two

• The energy required to remove an electron from an atom in the gas phase

• The energy required to add an electron to an atom

Which element is used as an example to explain ionization energy?

• Krypton

• Argon

• Neon

• Helium

What happens to the charge of an atom after the first ionization energy is applied?

• It becomes negatively charged

• It remains neutral

• It becomes doubly positive

• It becomes positively charged

What is the result of applying the second ionization energy to an argon ion?

• The ion remains Ar+

• The ion becomes Ar-2

• The ion becomes Ar+2

• The ion becomes neutral

How many electrons are removed from argon to achieve Ar+3?

• Four

• One

• Two

• Three