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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
List the general order of orbital energies.
💡 Hint: Recall how the orbitals are arranged in terms of energy.
Question 2
Easy
What is shielding?
💡 Hint: Think about how inner electrons protect outer ones from the nucleus.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Which of the following statements is true regarding the energy levels of orbitals?
- s < p < f < d
- p < s < d < f
- d < f < p < s
- s < p < d < f
💡 Hint: Think about the rankings you've learned for different types of orbitals.
Question 2
True or False: Shielding increases the effective nuclear charge experienced by outer electrons.
- True
- False
💡 Hint: Consider what shielding does to the forces acting on outer electrons.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Explain why the electron configuration of Cr is [Ar] 4s¹ 3d⁵ instead of [Ar] 4s² 3d⁴.
💡 Hint: Think about what makes certain electron configurations more stable.
Question 2
Describe how shielding can affect the chemical reactivity of an element.
💡 Hint: Consider how the effective nuclear charge influences an element's ability to engage in chemical reactions.
Challenge and get performance evaluation