Practice Standard Notation (2.4.1) - Unit 2: Atomic Structure

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6 sample questions

Question 1.
Write the electron configuration for lithium (Z=3).
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Think about how many electrons lithium has.
Question 2.
How would you write the electron configuration for argon (Z=18)?
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Remember to use the noble gas core notation.
3Question 3.
What is the electron configuration for neon (Z=10)?
- A) 1s² 2s² 2p⁶
- B) He: [Ar] 4s² 3d⁶
- C) 1s² 3s²
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Look for the total number of electrons in neon.
4Question 4.
True or False: The electron configuration for fluorine (Z=9) is [He] 2s² 2p⁵.
- True
- False
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Think about the total electron count for fluorine.
Question 5.
Write the complete electron configuration for barium (Z=56) and the noble gas core notation.
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Count up to 56 to fill in the orbitals correctly.
Question 6.
How does the electron sharing influence the exceptions seen in transition metals like chromium (Z=24)?
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Analyze the electron arrangement in transition metals.

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