Practice HL: Quantum Numbers and Orbital Shapes - 2.4 | Chapter 2: Atomic Structure & Periodicity | IB 12 Chemistry
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HL: Quantum Numbers and Orbital Shapes

2.4 - HL: Quantum Numbers and Orbital Shapes

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the Principal Quantum Number (n) indicate?

💡 Hint: Think about how far an electron is from the nucleus.

Question 2 Easy

How many p-orbitals are there in a p-subshell?

💡 Hint: Remember the shape of p-orbitals.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the azimuthal quantum number (l) determine?

Energy Level
Orbital Shape
Electron Spin

💡 Hint: Remember the shapes associated with the value of l.

Question 2

True or False: The spin quantum number can have more than two possible values.

True
False

💡 Hint: Think about how many different spins an electron can have.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If an electron is in a 3p orbital, list all its quantum numbers.

💡 Hint: Remember the ranges of l and ml for p-orbitals.

Challenge 2 Hard

How does the arrangement of electrons in orbitals relate to the chemical properties of an element?

💡 Hint: Consider how bonding and lone pairs impact molecular shape.

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Reference links

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