Copy of CI ADV Skill Check #2.4 (Unit 1 Investigation 2 Experience 4) (7/30/2025)
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Last updated 4 months ago
7 questions
Required
2 points
2
Question 1
1.
How many electrons can fit in the f block?
Required
2 points
2
Question 2
2.
Refer to the periodic table and the electron dot model of nitrogen.
Based on the understanding of the way elements are arranged in the periodic table, which element will have the same number of valence electrons as nitrogen?
Required
2 points
2
Question 3
3.
Consider the electron configuration of chlorine (Cl) 1s2 2s2 2p6 3s2 3p5. How many unpaired electrons does chlorine have? Show your work.
Required
2 points
2
Question 4
4.
The atomic number of silicon (Si) is 14. How many valence and core electrons are in a neutral atom of this element?
Required
2 points
2
Question 5
5.
An atom of sulfur has 16 electrons. These electrons are present in energy shells around the nucleus. Which series of numbers lists the correct number of electrons in each energy shell, starting with the energy shell closest to the nucleus?
Required
1 point
1
Question 6
6.
What is the full electron configuration for Germanium (Ge)?
Required
1 point
1
Question 7
7.
What is the noble gas configuration for Bromine (Br)?