The number of 4f electrons in the ground state electronic configuration of Gd2+ is.………. [Atomic number of Gd = 64] Gd2+ ds fuEure voLFkk bysDVªkWfud foU;kl esa 4f bysDVªkWuksa dh la[;k gS.………. [Gd dh

Question

The number of 4f electrons in the ground state electronic configuration of Gd2+ is.………. [Atomic number of Gd = 64] Gd2+ ds fuEure voLFkk bysDVªkWfud foU;kl esa 4f bysDVªkWuksa dh la[;k gS.………. [Gd dh ijek.kq la[;k = 64]

Prashant Kotian · Accepted Answer

Correct answer: .. Gd = [Xe] 4f7 5d1 6s2 Gd2+ = [Xe] 4f8 [due to orbital contraction]

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