SATHEE: D And F Block Elements Question 397

D And F Block Elements Question 397

Question: In which of the following lanthanoids oxidation state +2 is most stable-

Options:

A) Ce

B) Eu

C) Tb

D) Dy

Show Answer

Answer:

Correct Answer: B

Solution:

$ E{{u}^{2+}} $ has electronic configuration $ [ Xe ]4f^{7} $ hence stable due to half-filled atomic orbitals.

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D And F Block Elements Question 397

Question: In which of the following lanthanoids oxidation state +2 is most stable-

Options:

Answer:

Solution:

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