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Lanthanoids and lanthanoid contraction

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Every question from past board papers on Lanthanoids and lanthanoid contraction, newest paper first. Open any question for its full worked answer.

NEET UG 2024 question paper (official, booklet S6)

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  1. The pair of lanthanoid ions which are diamagnetic is

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NEET UG 2022 question paper (official, booklet R6)

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  1. Gadolinium has a low value of third ionisation enthalpy because of

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NEET UG 2021 question paper (official, booklet M4)

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  1. Zr (Z=40) and Hf (Z=72) have similar atomic and ionic radii because of :

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  2. The incorrect statement among the following is :

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NEET UG 2016 Phase 1 question paper (official, booklet A)

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  1. The electronic configurations of Eu (Atomic No. 63), Gd (Atomic No. 64) and Tb (Atomic No. 65) are :

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NEET UG 2016 Phase 2 question paper (official, booklet ZZ)

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  1. Which one of the following statements related to lanthanons is incorrect?

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