Practice Variation in Atomic and Ionic Sizes of Transition Metals - 4.3.2 | 4. The d– and f-Block Elements | CBSE 12 Chemistry Part 1
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Variation in Atomic and Ionic Sizes of Transition Metals

4.3.2 - Variation in Atomic and Ionic Sizes of Transition Metals

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What happens to the ionic radius as atomic number increases in transition metals?

💡 Hint: Think about nuclear charge and electron shielding.

Question 2 Easy

Define lanthanoid contraction.

💡 Hint: Consider how atomic constructs affect size.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main reason for the decrease in ionic radius across a period of transition metals?

Increase in neutron number
Increase in nuclear charge
Decrease in electron density
Enhanced electron shielding

💡 Hint: Consider the atomic structure and forces at play.

Question 2

True or False: The size of 5d series elements is always greater than the 4d series.

True
False

💡 Hint: Think about how atom structure changes with layers.

Get performance evaluation

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Discuss the significance of lanthanoid contraction in modern material sciences.

💡 Hint: Think about how element properties shape technology.

Challenge 2 Hard

Explain the challenges faced in the separation of lanthanides based on their similar radii.

💡 Hint: Consider real-world applications and separation methods.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.