Practice Electronic Configuration Of Atoms (2.6.5)

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6 sample questions

Question 1.
What is the electron configuration of Helium?
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Consider how many electrons helium has.
Question 2.
How many electrons can an orbital hold?
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Think about the Pauli Exclusion Principle.
3Question 3.
What is the electron configuration of Fluorine?
- 1s² 2s² 2p⁵
- 1s² 2s² 2p⁶
- 1s² 2s¹ 2p⁶
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Count the number of electrons in fluorine.
4Question 4.
True or False: According to the Pauli Exclusion Principle, an orbital can hold more than two electrons.
- True
- False
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Think about the maximum capacity of electrons in an orbital.
Question 5.
Calculate the electronic configuration of an element with atomic number 18.
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Count how many electrons correspond to the atomic number given.
Question 6.
Describe how you would determine the electron configuration of a transition metal like iron.
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Consider the order of filling and remember the stability of the d orbitals.

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