Practice Principal Quantum Number (n) (2.2.1)

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6 sample questions

Question 1.
What does the principal quantum number (n) indicate?
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Think about the electron's distance from the nucleus.
Question 2.
Can n take zero or negative values?
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Recall that n represents specific shells of electrons.
3Question 3.
What does the principal quantum number (n) signify?
- Distance from nucleus
- Total number of electrons
- Energy level of electrons
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It's about where electrons are found.
4Question 4.
True or False: The value of the principal quantum number can be zero.
- True
- False
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Consider that n starts counting at 1.
Question 5.
If an atom has a principal quantum number of 4, what is the maximum number of electrons it can hold and how does this affect its reactivity?
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Use the formula 2n² for calculating maximum electrons.
Question 6.
Explain how the principal quantum number influences an element's position on the periodic table.
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Consider how similarly placed elements react in similar ways.

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