The ionization energy of an element is
a. a measure of its mass
b. the energy required to remove an electron from the element in its gaseous state
c. the energy released by the element in forming an ionic bond
d. the energy released by the element upon receiving an additional electron
e. none of the above



Answer :

The ionization energy or ionization potential is - the energy required to remove an electron from an element in its gaseous state.

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