Class 12 Chemistry d-and f-Block Elements Lanthanoids and Actinoids

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Which of the following lanthanoids exhibits a $+4$ oxidation state with an $f^7$ configuration?

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A
$Ce$
B
$Yb$
C
$Eu$
D
$Tb$

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

d-and f-Block Elements

Subtopic

Lanthanoids and Actinoids

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Similar Questions

Which of the following exhibits only $+3$ oxidation state?

MediumAIPMT 2012

Assertion : Ionisation enthalpies of the early actinoids are lower than for early lanthanoids.
Reason : $5f$ electrons are more effectively shielded from nuclear charge than $4f$ electrons.

Difficult

Which of the following elements are included in the actinoid series?

Easy

Discuss the trends in oxidation states shown by actinoids.

What is lanthanoid contraction? What are the consequences of lanthanoid contraction?

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