Practice Electron Configurations And Energy Levels (2) - Unit 2: Atomic Structure
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

Electron Configurations and Energy Levels

Practice - Electron Configurations and Energy Levels

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 the Aufbau Principle?

💡 Hint: Think about how builders construct a building—starting from the ground floor.

Question 2 Easy

How do you write the electron configuration for an element?

💡 Hint: Remember how we filled orbitals in the sessions.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which principle states that no two electrons can have the same set of quantum numbers?

Aufbau Principle
Pauli Exclusion Principle
Hund's Rule

💡 Hint: Focus on the rule on electron pairing.

Question 2

True or False: Hund's Rule indicates that electrons fill degenerate orbitals in pairs first.

True
False

💡 Hint: Think about minimizing energy levels in the atom.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the following electron configuration: [Kr] 5s² 4d¹⁰ 5p⁵, identify the element and explain its significance in the periodic table.

💡 Hint: Look at the group number in the periodic table for the element's characteristics.

Challenge 2 Hard

Explain the implications of the quantum mechanical model in comparison to Bohr's model regarding electron energies.

💡 Hint: Think about how probability distributions change our view of atomic reactions.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.