Practice Energy Level Diagrams and Orbital Filling Order - 2.5 | Unit 2: Atomic Structure | IB Grade 11: Chemistry
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Energy Level Diagrams and Orbital Filling Order

2.5 - Energy Level Diagrams and Orbital Filling Order

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the order of filling for the first two electron shells?

💡 Hint: Think about the principle of least energy.

Question 2 Easy

State the Pauli Exclusion Principle in your own words.

💡 Hint: Consider the occupancy of orbitals.

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 four quantum numbers?

Aufbau Principle
Hund's Rule
Pauli Exclusion Principle

💡 Hint: This principle is about electron identity.

Question 2

True or False: Hund's Rule states that electrons will pair before all orbitals in a subshell are singly occupied.

True
False

💡 Hint: Think about how to fill balloons individually.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write the full electron configuration for a transition metal of your choice and identify its oxidation states based on its electron configuration.

💡 Hint: Focus on how electrons are removed starting with the highest energy level.

Challenge 2 Hard

Explain how electron configuration influences the chemical properties of an element, using examples.

💡 Hint: Consider stability and reactivity based on electron arrangement.

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