Of the elements given, which has the lowest ionization energy?

The element which has the highest ionization energy :

Of the elements listed, which has the highest first ionization energy?

Which element has the lowest first ionization energy?

Which element has the highest and which has the lowest ionization enthalpy in the periodic table ?

Among the following elements, which one has the highest ionization energy ?

Among the following elements, which one has the highest ionization energy ?

An incomplete form of the periodic table is given below. Write answers to the questions connecting the position of elements in it. (Symbols not real) Which is the element having the lowest ionization energy in group I?

Which of the following elements has the lowest ionization potential ?