Which main group atom would be expected to have the lowest second ionization energy?
(Hint: think about shielding, effective nuclear charge, shell radius)
(a) Rn
(b) Ra
(c) Fr
(d) Li
(e) He
Answer: Ra
Which main group atom would be expected to have the lowest second ionization energy?
(Hint: think about shielding, effective nuclear charge, shell radius)
(a) Rn
(b) Ra
(c) Fr
(d) Li
(e) He
Answer: Ra