The point of dissimilarity between lanthanides and actinides is

  • A
    three outermost shells are partially filled
  • B
    they show oxidation state of $+3$ (common)
  • C
    they are called inner transition elements
  • D
    they are radioactive in nature

Explore More

Similar Questions

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

State the $E^o$ values of lanthanoids and provide their reactions with the following: $(i)$ $H_2$,$(ii)$ Carbon,$(iii)$ Dilute acid,$(iv)$ Halogens,$(v)$ $O_2$,and $(vi)$ $H_2O$.

Which actinoid elements have a $5f^{14}$ electronic configuration in their atoms?

Which actinoid from the following has the smallest ionic size in the $+3$ oxidation state?

Arrange the ions $Ce^{+3}, La^{+3}, Pm^{+3},$ and $Yb^{+3}$ in the increasing order of their ionic radii.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo