AP EAPCET 17th May 2023 Shift 1 Solved Paper

Which of the following statements are correct?
I. P is having least negative electron gain enthalpy among P,S,Cl, and F
II. In Eu,Yb Lanthanoid contraction is not observed
III. Ce(OH)3 is most basic among lanthanoid hydroxides
IV. The radii of Na and Na+are 95‌pm,186‌pm respectively