JEE Main 2022 · 28 June · morning · Single correct · +4 / −1

Which one of the lanthanoids given below is the most stable in divalent form?

  1. (a) Ce (Atomic Number 58)
  2. (b) Sm (Atomic number 62)
  3. (c) Eu (Atomic Number 63)
  4. (d) Yb (Atomic Number 70)
Answer and solution

Answer (c) Eu (Atomic Number 63)

No written solution for this question yet.

Study d & f Block Elements

Asked about 170 times in JEE Main since 2020. This question is from 2022.