Identify the incorrect statement from the following:
- AThe overall decrease in atomic and ionic radii from lanthanum to lutetium is called lanthanoid contraction.
- BZirconium and Hafnium have identical radii of $160 \; pm$ and $159 \; pm$, respectively, as a consequence of lanthanoid contraction.
- CLanthanoids reveal only $+3$ oxidation state.
- DThe lanthanoid ions other than the $f^{0}$ type and the $f^{14}$ type are all paramagnetic.
Explore More
Similar Questions
The percentage of lanthanides and iron,respectively,in misch metal are
Which of the following elements are included in the actinoid series?
Easy
View SolutionWhich is the last element in the series of the actinoids? Write the electronic configuration of this element. Comment on the possible oxidation state of this element.
Easy
View SolutionDetermine the correct $(T)$ and incorrect $(F)$ statements from the following:
$(a)$ $Lu^{3+}$ and $Yb^{2+}$ are not paramagnetic.
$(b)$ Sheets are made from mischmetal.
$(c)$ Pipes are made from mischmetal.
$(a)$ $Lu^{3+}$ and $Yb^{2+}$ are not paramagnetic.
$(b)$ Sheets are made from mischmetal.
$(c)$ Pipes are made from mischmetal.
Difficult
View SolutionWhich pair of actinides exhibit the highest oxidation state of $+7$?
Vedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo