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

Easy

What is the effect of lanthanoid contraction in the lanthanoid series of elements?

JEE MAIN 2019 All JEE MAIN

A
Increase in both atomic and ionic radii
B
Decrease in atomic radii and increase in ionic radii
C
Decrease in both atomic and ionic radii
D
Increase in atomic radii and decrease in ionic radii

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Chemistry Questions

Chapter

d-and f-Block Elements

Subtopic

Lanthanoids and Actinoids

Previous Year

JEE MAIN 2019 Paper All JEE MAIN years →

Similar Questions

How and in what quantities are actinoid elements obtained?

Easy

Identify an actinoid element from the following.

EasyMHT CET 2024

Which of the following pairs show $+2$ oxidation state?

Medium

The highest possible oxidation states of uranium and plutonium,respectively,are

DifficultJEE MAIN 2019

Which lanthanoid from the following exhibits $f^{14}$ configuration in the $+3$ oxidation state?

MediumMHT CET 2026

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.

For Institutes

Online Exam Module

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