

Electron Configurations and Periodic Trends
Interactive Video
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Crystal Rendon
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does electronic configuration describe?
The arrangement of protons in an atom's nucleus.
The total number of neutrons in an atom.
The arrangement of electrons in various shells and subshells.
The mass of an atom.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the period number of an element on the periodic table indicate?
The number of protons in the nucleus.
The highest energy shell (valence shell) where electrons are found.
The group number of the element.
The type of subshell (s, p, d, or f) of its outermost electrons.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elements in the s-block of the periodic table have their outermost electrons located in which subshell?
p-subshell
d-subshell
s-subshell
f-subshell
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you determine the number of electrons in the outermost p-subshell for an element in the p-block?
By counting the number of periods the element is in.
By counting the number of squares to the right within its p-block.
By looking at the element's atomic number.
By subtracting the group number from 18.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ground state electron configuration for Lithium (Li)?
1s1
1s2
1s2 2s1
1s2 2s2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ground state electron configuration for Carbon (C)?
1s2 2s2 2p1
1s2 2s2 2p2
1s2 2s1 2p3
1s2 2s2 2p6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When writing the electron configuration for d-block elements, how does the principal quantum number (n) of the d-orbital relate to the period number?
The d-orbital's principal quantum number is equal to the period number.
The d-orbital's principal quantum number is one less than the period number.
The d-orbital's principal quantum number is two less than the period number.
The d-orbital's principal quantum number is one greater than the period number.
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