Practice Formation of Coloured Ions and Complexes - 5.3 | Unit 3: Periodicity | IB 11 Chemistry
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

Formation of Coloured Ions and Complexes

5.3 - Formation of Coloured Ions and Complexes

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 is a d-d transition?

💡 Hint: Relate it to energy absorption.

Question 2 Easy

Name a common ligand found in transition metal complexes.

💡 Hint: Think about simple molecules that can bond to metals.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary reason transition metals form colored complexes?

d-d transitions
ionic bonds
ligand interactions

💡 Hint: Relate back to light absorption.

Question 2

True or False: All ligands produce the same color effect in transition metal complexes.

True
False

💡 Hint: Consider varying ligand strengths.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given that [Co(NH₃)₆]³⁺ appears differently than [Co(H₂O)₆]³⁺, analyze the reasons for the color variance.

💡 Hint: Consider how ligand strength alters energy transitions!

Challenge 2 Hard

Predict the color change when [Fe(H₂O)₆]²⁺ is converted to [Fe(CN)₆]²⁻.

💡 Hint: Think about the difference in ligand strength and its impact.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.