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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Write the electron configuration for lithium (Z=3).
💡 Hint: Think about how many electrons lithium has.
Question 2
Easy
How would you write the electron configuration for argon (Z=18)?
💡 Hint: Remember to use the noble gas core notation.
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
What is the electron configuration for neon (Z=10)?
- A) 1s² 2s² 2p⁶
- B) He: [Ar] 4s² 3d⁶
- C) 1s² 3s²
💡 Hint: Look for the total number of electrons in neon.
Question 2
True or False: The electron configuration for fluorine (Z=9) is [He] 2s² 2p⁵.
- True
- False
💡 Hint: Think about the total electron count for fluorine.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write the complete electron configuration for barium (Z=56) and the noble gas core notation.
💡 Hint: Count up to 56 to fill in the orbitals correctly.
Question 2
How does the electron sharing influence the exceptions seen in transition metals like chromium (Z=24)?
💡 Hint: Analyze the electron arrangement in transition metals.
Challenge and get performance evaluation